| AQI | | Air quality index |
| BAT | | Best available technology |
| BATEA | | Best available technology economically achievable |
| BCA | | Benefitcost analysis |
| BOD | | Biochemical oxygen demand |
| BPT | | Best practicable technology |
| CAA | | Clean Air Act (Canada) |
| CAC | | Command-and-control (policy) |
| CAF | | Corporate average fuel (standards) |
| CAFC | | Company average fuel consumption |
| CCAR | | Canadian Coalition on Acid Rain |
| CCME | | Canadian Council of Ministers of the Environment |
| CEAA | | Canadian Environmental Assessment Act |
| CEPA | | Canadian Environmental Protection Act |
| CERCLA | | Comprehensive Environmental Response, Compensation, and Liability Act (U.S.) |
| CFCs | | Chlorofluorocarbons |
| CIC | | Community indifference curve |
| CO | | Carbon monoxide |
| CO2 | | Carbon dioxide |
| CS | | Consumer surplus |
| CVM | | Contingent valuation method |
| DO | | Dissolved oxygen |
| DSL | | Domestic substances list |
| EARP | | Wyattjust kidding. Environmental Assessment and Review Process |
| EC | | Environment Canada |
| EIA | | Environmental impact analysis |
| EKC | | Environmental Kuznets curve |
| EPA | | U.S. Environmental Protection Agency |
| EQ | | Environmental quality |
| FDI | | Foreign direct investment |
| FEARO | | Federal Environmental Assessment and Review Office (Canada) |
| GDP | | Gross domestic product |
| GHG | | Greenhouse gas |
| IJC | | International Joint Commission |
| MAC | | Marginal abatement cost |
| MC | | Marginal costs |
| MD | | Marginal damages |
| MEC | | Marginal external costs |
| MISA | | Municipal-Industrial Strategy for Abatement (Ontario) |
| MPC | | Marginal private costs |
| MSW | | Municipal solid waste |
| MWTP | | Marginal willingness to pay |
| NAAQOs | | National ambient air quality objectives (Canada) |
| NB | | Net benefits |
| NGO | | Non-governmental organization |
| NO2 | | Nitrogen dioxide (NOxnitrogen oxides) |
| NPRI | | National Pollutant Release Inventory (Canada) |
| NPS | | Nonpoint source of pollution |
| NRTEE | | National Roundtable on the Environment and Economy |
| O3 | | Ground-level ozone |
| ODP | | Ozone (stratospheric)-depleting potential |
| OECD | | Organization for Economic Cooperation and Development |
| OWRC | | Ontario Water Resources Commission |
| PM | | Particulate matter |
| POGG | | Peace, order and good government (federal power) |
| PPF | | Production possibility frontier |
| PS | | Producer surplus |
| PSD | | Prevention of serious deterioration |
| PSL | | Priority substances list |
| PV | | Present value |
| R&D | | Research and development |
| RAP | | Remedial Action Plan |
| RCRA | | Resource Conservation and Recovery Act (U.S.) |
| RM | | Recycled materials |
| SO2 | | Sulphur dioxide (SOxsulphur oxides) |
| SUV | | Sport-utility vehicle |
| TAC | | Total abatement cost |
| TB | | Total benefits |
| TBS | | Technology-based standards |
| TC | | Total costs |
| TCE | | Trichloroethylene |
| TDP | | Transferable discharge permit |
| TM | | Total materials |
| TSS | | Total suspended solids |
| UVB | | Ultra-violetB (radiation) |
| VM | | Virgin materials |
| VOC | | Volatile organic compound |
| WTA | | Willingness to accept |
| WTP | | Willingness to pay |