The Sustina Glossary

Waste collectors operating in formal and informal sectors who recover, sort, and resell recyclable materials. In circular economy frameworks, they constitute the existing, unpriced labor force executing reverse logistics and material recovery prior to the formalization of Extended Producer Responsibility (EPR) systems.

The variety of life at genetic, species, and ecosystem levels. The Philippines is one of only 17 megadiverse countries, holding an outsized share of the world's species on 0.2% of its land, and one of the most threatened. Biodiversity loss is a material financial risk (supply chain disruption, regulatory penalties) and a prerequisite for nature-positive investment frameworks like the Taskforce on Nature-related Financial Disclosures (TNFD).

A UN agreement establishing the first legal framework for creating marine protected areas and regulating resource extraction in international waters.  BBNJ defines the regulatory boundaries for offshore biodiversity offsets, blue carbon projects, and deep-sea mining risk assessments beyond national Exclusive Economic Zones (EEZ).

Carbon sequestered and stored by coastal and marine ecosystems, primarily mangroves, seagrass meadows, and tidal marshes. Blue carbon represents a high-value asset class for voluntary carbon markets and sovereign blue bonds, given its sequestration rates significantly exceed those of terrestrial forests.

An informal, roving buy-back system where collectors purchase recyclables (bottles, paper, scrap) door-to-door, calling out "bote, diyaryo!" It functions as the Philippines' indigenous deposit-return scheme and reverse logistics network, providing a foundational model for modern circular supply chains and EPR compliance mechanisms.

Trading systems where verified greenhouse gas emission reductions or removals are commodified, typically representing one metric tonne of CO2 equivalent. These markets enable corporate offsetting for net-zero claims and channel private capital into decarbonization and nature-based removal projects, subject to stringent verification and additionality standards.

The engineering and design of products to eliminate waste by planning for repair, reuse, disassembly, and material recovery before production begins. It shifts capital expenditure away from linear extraction models toward closed-loop systems, mitigating resource scarcity risks and end-of-life compliance costs.

An economic model designed to keep materials in continuous use through maintenance, reuse, remanufacturing, and recycling, decoupling economic activity from the consumption of finite resources. The circular economy framework prioritizes minimizing resource consumption, extending product lifespans through maintenance and reuse, and recovering materials as a final option to eliminate waste.

For corporate strategy, it requires restructuring value chains, shifting from product-sales to service-models, and redefining material flows as balance sheet assets.

The primary Philippine policy-making body attached to the Office of the President, responsible for coordinating national climate programs and international negotiations. It dictates the regulatory trajectory for corporate climate disclosures, Nationally Determined Contributions (NDCs), and national adaptation funding allocations.

A framework approaching climate change as a systemic equity issue, asserting that populations contributing least to historical emissions bear the disproportionate burden of climate impacts. It drives corporate accountability, informs loss-and-damage financing mechanisms, and underpins human rights-based climate lawsuits against major emitters.

The use of judicial systems to enforce climate accountability, often targeting the "Carbon Majors"—a specific group of state and investor-owned entities responsible for the majority of historical industrial greenhouse gas emissions. This represents a material legal and reputational risk vector for fossil fuel and heavy-emitting sectors, driving stranded asset valuations and mandatory transition planning.

Regulatory bans on new fossil fuel infrastructure (e.g., greenfield coal plants) and the systematic retirement of existing assets. In energy transition finance, this dictates capital allocation shifts, triggering early retirement mechanisms, just transition financing, and the repricing of fossil-fuel-dependent utility portfolios.

The UN Conference of the Parties and its foundational 2015 treaty, which mandates limiting global temperature rise to well below 2°C, pursuing 1.5°C, and requiring ratcheting national climate pledges. It establishes the macro-regulatory baseline for global carbon pricing, corporate net-zero target setting, and sovereign climate risk disclosures.

Marine ecosystems that are highly sensitive to thermal stress, where elevated sea temperatures cause corals to expel symbiotic algae (bleaching). In risk modeling, reef degradation signals systemic ocean warming, directly threatening coastal protection infrastructure, fisheries economics, and the viability of marine-based ecotourism and blue economy investments.

The systematic reduction and ultimate elimination of anthropogenic greenhouse gas emissions from an economy or corporate value chain. It requires capital reallocation toward electrification, energy efficiency, and alternative feedstocks, moving beyond pledges to engineered, science-based transition pathways.

The DENR bureau enforcing environmental compliance, monitoring air and water quality, and managing hazardous waste. It executes the Environmental Impact Assessment (EIA) process, making its enforcement actions a direct operational and legal risk factor for infrastructure and industrial projects.

The Philippine agency governing the national power mix, energy security, and fuel exploration. It directs the energy transition through renewable energy auctions, grid modernization policies, and the regulation of fossil fuel phase-outs, directly shaping the investment landscape for power generation and storage infrastructure.

The Philippine executive department managing forests, protected areas, mining permits, and pollution control. It is the primary regulatory counterparty for environmental compliance, natural capital valuation, and the issuance of permits governing resource extraction and land-use changes.

A human-centered problem-solving methodology emphasizing empathy, ideation, prototyping, and iterative testing. Design thinking is a structured way for teams to come up with better ideas by starting with what people actually need. In sustainability practice, it is deployed to bridge the gap between high-level ESG targets and user adoption, ensuring circular products, climate adaptation tools, and behavioral interventions are viable, desirable, and contextually appropriate.

The foundational Philippine law mandating waste segregation at source, the establishment of barangay MRFs, and the closure of open dumpsites. Its persistent enforcement gaps define the operational reality of the national waste sector, creating both regulatory risks for non-compliant LGUs and market opportunities for decentralized waste-tech solutions.

Cyclical warming and cooling of the central and eastern Pacific Ocean that drastically alters global weather patterns. In the Philippines, these phases dictate the probability of severe droughts or intense precipitation, serving as primary variables in agricultural yield forecasting, water utility stress-testing, and climate risk insurance pricing.

Discarded electronic devices containing complex matrices of precious metals and hazardous toxins. In circular economy strategy, it represents a critical urban mining opportunity and a severe environmental liability, requiring specialized reverse logistics and strict adherence to international waste trade protocols like the Basel Convention.

Flora and fauna restricted to a specific geographic region. For environmental impact assessments and biodiversity offsets, the presence of endemic species elevates the ecological sensitivity of a site, often triggering strict regulatory prohibitions on land conversion and requiring highly localized conservation interventions.

The structural shift of the global energy system from fossil-based to zero-carbon sources. It encompasses the simultaneous scaling of renewable generation, grid modernization, energy storage, and demand-side management, representing the largest capital reallocation in modern economic history.

A mandatory legal document issued by the DENR-EMB certifying that a proposed project has undergone an Environmental Impact Assessment and committed to an Environmental Management Plan. It is a critical gating item for project financing, land acquisition, and operational licensing in the Philippines.

Individuals and communities protecting land, water, and ecosystems from extractive or destructive activities. In environmental, social, and governance (ESG) risk management, violence or criminalization against defenders signals severe social license to operate failures, triggering divestment campaigns, supply chain boycotts, and international human rights scrutiny.

Philippine legislation mandating large enterprises to physically or financially recover a progressively increasing percentage of their post-consumer plastic packaging. It internalizes the end-of-life cost of packaging into corporate profit and loss statements, forcing fast-moving consumer goods and retail sectors to redesign packaging and finance national waste recovery infrastructure.

The consistent physical and economic access to sufficient, safe, and nutritious food. Climate change and ecological degradation act as threat multipliers to food security through crop failure, fisheries collapse, and supply chain disruption, making it a core metric in sovereign risk assessments and agricultural adaptation finance.

Atmospheric gases (primarily CO2, methane, nitrous oxide) that absorb and emit radiant energy, driving the greenhouse effect. In corporate accounting and climate finance, the precise quantification of GHG emissions forms the absolute baseline for setting science-based reduction targets and pricing carbon liabilities.

The deceptive marketing of an organization's products, activities, or policies as environmentally responsible without substantive operational changes or data verification. It represents a material regulatory and reputational risk, driving the global enforcement of strict anti-greenwashing directives and mandatory third-party assurance for environmental, social, and governance (ESG) disclosures.

A ruling by the International Court of Justice (ICJ) clarifying state obligations under international law to prevent climate harm. While advisory, it establishes a jurisprudential baseline that elevates the legal exposure of sovereign states and, by extension, the corporations operating within their jurisdictions, accelerating the shift from voluntary to mandatory climate compliance.

Communities with continuous historical occupation of territories, recognized under the Indigenous Peoples' Rights Act (IPRA). In project development and ESG, securing Free, Prior, and Informed Consent (FPIC) from these communities is a non-negotiable legal and ethical prerequisite, directly impacting project timelines, land valuation, and social risk profiles.

A framework ensuring the shift to a low-carbon economy does not disproportionately burden workers and communities dependent on legacy fossil-fuel industries. In climate finance, it necessitates dedicated funding mechanisms for workforce retraining, economic diversification, and social safety nets to maintain political and social stability during decarbonization.

The economic and non-economic harms caused by climate change that exceed the limits of adaptation (e.g., permanent land loss, cultural destruction). In global climate finance, it represents a distinct funding pillar requiring capital transfers from historical emitters to vulnerable nations, formalized through mechanisms like the 27th United Nations Climate Change Conference (COP27) Loss and Damage Fund.

Coastal wetland ecosystems capable of sequestering massive amounts of blue carbon while buffering coastlines against storm surges. They are critical natural infrastructure, offering high-return investment opportunities for nature-based coastal adaptation and premium voluntary carbon credit generation.

Geographically defined marine zones where human activity is strictly regulated to conserve natural and cultural resources. In blue economy planning, well-enforced MPAs act as biological insurance, replenishing adjacent fisheries and maintaining the ecological baseline required for sustainable coastal tourism and carbon sequestration.

A centralized sorting center designed to separate municipal solid waste into recyclable, compostable, and residual fractions. It is the physical bottleneck of the circular economy; without adequately capitalized and operated MRFs, upstream segregation mandates and downstream recycling markets fail to connect.

A potent, short-lived greenhouse gas with a global warming potential significantly higher than CO2 over a 20-year horizon. In decarbonization strategy, targeting methane leaks from fossil fuel infrastructure, agriculture, and landfills provides the most immediate lever for slowing near-term global temperature rise.

A country's self-defined climate action plan under the Paris Agreement, detailing emission reduction targets and adaptation strategies. For multinational corporations and investors, a host country's NDC dictates the macro-regulatory environment, carbon pricing trajectories, and sector-specific phase-out mandates.

The Philippines committed to a 75% emissions reduction by 2030 (72.29% of it conditional on international support) and its second NDC is now overdue.

Actions to protect, sustainably manage, and restore natural or modified ecosystems to address societal challenges (e.g., using wetlands for flood control). In infrastructure planning and climate finance, NbS offer cost-effective, multi-benefit alternatives to gray infrastructure, provided they are designed with long-term ecological maintenance in mind.

The state where anthropogenic greenhouse gas emissions are reduced to the absolute minimum, with any residual emissions permanently removed from the atmosphere. It requires a fundamental redesign of business models and value chains, strictly distinguishing between operational decarbonization and the use of high-integrity carbon removals.

A specific category designated for coastal and marine areas of high ecological significance, balancing conservation with sustainable use, used in the National Integrated Protected Areas System (NIPAS). It regulates maritime activities, fishing rights, and coastal development, directly impacting the valuation and operational parameters of marine-based investments.

The active replanting and ecological restoration of degraded forest lands. In carbon project development, its financial viability depends on long-term survival rates, native species selection, and the prevention of leakage, moving beyond superficial tree-planting metrics to verifiable ecosystem restoration.

A systems-thinking approach that goes beyond minimizing harm to actively restoring and renewing natural and social capital. In corporate strategy, it shifts the objective from sustainable resource efficiency to creating net-positive impacts on watersheds, soil health, and community resilience across the entire value chain.

Energy derived from naturally replenishing sources (solar, wind, geothermal, hydro). In the Philippine context, scaling renewables requires overcoming grid integration constraints, land-use conflicts, and permitting bottlenecks to displace baseload coal and achieve national energy security and decarbonization targets.

A sachet is a small, sealed packet or pouch—usually made of plastic—that holds a single-use portion of a product like shampoo, coffee, seasoning, or detergent. The sachet economy is a retail distribution model relying on these kinds of single-use, multi-layered plastic packaging to sell fast-moving consumer goods in micro-quantities. It is the primary driver of unrecyclable plastic leakage in emerging markets, presenting a complex systemic challenge that requires redesigning product formats and leveraging informal retail networks for circular alternatives.

Engineered waste disposal facilities designed with liners and leachate management (sanitary) versus unregulated, uncontained waste piles (open dumps). The mandated transition from open dumps to sanitary landfills under RA 9003 represents a massive municipal infrastructure deficit, driving capital requirements for modern waste management systems.

The extensive network of micro-retail neighborhood stores in the Philippines. "Sari-sari" is Tagalog for "variety" or "assorted." A sari-sari store is the small neighborhood variety store found throughout the Philippines, selling everyday goods, often in small, affordable portions (called tingi) rather than full-sized packages.

As the primary distribution node for the sachet economy, these stores are critical leverage points for implementing circular refill systems, reverse logistics, and localized behavioral interventions at the base of the economic pyramid.

The standardized categorization of corporate greenhouse gas emissions: direct operations (Scope 1), purchased energy (Scope 2), and indirect value chain emissions (Scope 3). Scope 3 typically represents the vast majority of a corporation's carbon footprint, requiring deep supply chain engagement and product lifecycle redesign to achieve credible net-zero targets.

The long-term increase in global mean sea level driven by thermal expansion and melting ice sheets. For coastal real estate, infrastructure planning, and sovereign risk modeling, it dictates the necessity for managed retreat, elevated engineering standards, and the revaluation of coastal asset portfolios.

A regulatory classification by the Philippine Securities and Exchange Commission (SEC) identifying publicly listed companies with verified, substantial revenues from green economic activities. It serves as a primary anti-greenwashing mechanism, directing institutional capital toward verified transition assets and establishing a baseline for sustainable finance taxonomy.

A revenue-generating business whose primary objective is to solve social or environmental challenges, reinvesting profits into its mission. In impact investing, they bridge the gap between philanthropy and commercial scale, requiring specialized blended finance structures and impact-measurement frameworks to achieve systemic change.

Enacted in 1999, the Philippine statutory prohibition against the burning of municipal, biomedical, and hazardous waste. In waste management strategy, it forces capital expenditure toward upstream waste reduction, segregation, and material recovery rather than end-of-pipe thermal destruction, fundamentally shaping the municipal solid waste investment landscape.

Every waste-to-energy proposal since has been an attempt to redefine, exempt, or repeal it.

The geographic zone in the western Pacific highly susceptible to tropical cyclones, where the Philippines is located. This immutable geographic reality mandates that all infrastructure, agricultural, and urban planning integrate severe climate adaptation and disaster risk reduction as core financial and engineering parameters.

The process of transforming waste materials or unwanted products into new materials of higher quality or environmental value. In circular design, it contrasts with downcycling by preserving or enhancing the embedded energy and material complexity of the original input, often creating premium consumer goods from industrial or post-consumer waste.

A decentralized market where private actors buy and sell carbon credits outside of mandatory compliance regimes. Its integrity relies on rigorous standards for additionality, permanence, and leakage prevention, serving as a critical interim financing mechanism for nature-based solutions and early-stage decarbonization technologies.

The physical separation of waste streams (biodegradable, recyclable, residual) at the point of generation. It is the absolute prerequisite for any functional circular economy; without high-purity source segregation, downstream material recovery facilities and recycling markets cannot operate efficiently or economically.

Technologies that convert municipal solid waste into electricity or heat, typically through incineration or gasification. While pitched as a dual solution for waste volume reduction and power generation, WTE faces intense regulatory and environmental pushback regarding toxic emissions, high capital costs, and the potential to cannibalize upstream recycling and reduction efforts.

Transitional ecosystems between terrestrial and aquatic systems that provide critical water filtration, flood buffering, and carbon storage. Ramsar sites are wetlands of international importance; their degradation represents a direct loss of natural capital, increasing the capital expenditure required for artificial water treatment and flood defense infrastructure.

A unique Philippine legal remedy providing citizens a direct avenue to seek judicial relief against environmental damage that threatens life, health, or property across multiple jurisdictions. It functions as a powerful enforcement tool, capable of issuing cease-and-desist orders against large-scale industrial and extractive projects bypassing standard regulatory bottlenecks.

A systemic design goal aiming to eliminate the concept of waste by ensuring all materials are reused, recycled, or composted, preventing trash from entering landfills or the natural environment. It requires a fundamental restructuring of municipal logistics, corporate packaging design, and consumer behavior, moving beyond waste management to absolute resource conservation.