| Air Quality Ontario: Provides smog alerts, air quality forecasts and suggestions to reduce pollution for Ontarians. |
| AMRC - Association of Municipal Recyclers: Recycling tips, members' public pages, section for members only, executive organization, notices of education, workshops and information sessions news and reports. |
| Burnt Lake: Information about a pristine lake in the Parry Sound area. Offers peace, quiet and serenity because of power boats, banned by Federal Law. |
| Centre for Research in Earth and Space Technology (CRESTech): Conducts research and development for Canada's environmental, resource management, and space sectors. |
| Dufferin County Forest: Information about this forest located about 1.5 hours drive northwest of Toronto. |
| Ecotecture Canada: A registered charity dedicated to public education to further the goals of environmental, social, economic and cultural sustainability. Includes information about its projects and newsletters. |
| FrogWatch Ontario: Seeks volunteers to listen for frog and toad calls in their local wetlands as part of a project to monitor amphibian populations. |
| Green Ontario: A guide to the environmental scene in Ontario, including factsheets on environmental issues and directories of organizations. |
| Oak Ridges Moraine Foundation: The ORMF provides funding to protect the Oak Ridges Moraine, an ecosystem that stretches across Central Ontario. Provides maps of the Moraine and a vision for its future. |
| Ontario Clean Air Alliance: A coalition of health, environmental and consumer organizations utilities, municipalities and individuals working for cleaner air through strict emission limits and a phase-out of coal in the electricity sector. |
| Ontario Environment Industry Association: Private sector, not-for-profit association dedicated to promoting the economic health of environment business, thereby strengthening its domestic and international competitiveness. |
| Ontario Horticultural Association: Provides information, organization and networks for Ontario gardeners. The OHA publishes a quarterly newsletter and conducts an annual convention, promotes youth participation and the furtherance of horticulture and community interests. |
| Ontario Nature - Federation of Ontario Naturalists: Protects and restores natural habitats through research, education and conservation. Includes aims and overviews, a shopping page, projects and advocacy, membership information, and an events listing. |
| Ontario Professional Foresters Association: Governs the standards of practice of forestry in the province, and lists information about legislation, policies and guidelines, membership, news and a classified advertising section. |
| Ontario Science Centre: Information about the Youth Section of the OSC. |
| Ontario Steelheaders: A non-profit organization of volunteers in partnership with government and other agencies to improve access and habitat for migratory rainbow trout in southern Ontario. |
| Ontario Streams: Raises public awareness in volunteer stream and watershed projects. |
| Ontario Sustainable Energy Association (OSEA): An organization formed to implement community sustainable energy projects across Ontario. |
| Point Clark Beach Association: Information and links about environmental issues affecting the water and beach quality of Lake Huron at Point Clark, Ontario. |
| Positive Power: Advocates developing community-based wind power and sustainable/renewable energy in the Halton, Haldimand, and Hamilton areas. Lists press releases and links to related and educational sites. |
| Quetico Foundation: Dedicated to the preservation of wilderness areas, particularly of Quetico Park. |
| RCO - Recycling Council of Ontario: Provides extensive information concerning recycling and waste minimization programs in the province of Ontario. Includes related links. |
| Severn Sound Environmental Association: Information about projects and programs to improve water quality and restore wildlife habitat in the Severn Sound area. |
| STORM Coalition: Coalition of 25 citizens' groups and individuals concerned about preserving the ecological integrity of the Oak Ridges Moraine. Includes news releases, photos, background information, related events and membership information. |
| The Green Pages: Provides extensive information about the environment, conservation, education and includes free e-mail. |
| The Ontario Environment Network: Non-profit, non-governmental network of over 500 environmental groups that focus on a wide range of environmental issues. |
| The Southern Ontario Seismic Network: Seven permanent seismic stations and four remote dialup seismic stations located mainly in the Toronto, Hamilton, Niagara peninsula area of Southern Ontario. |
| The Tadpole Monitoring Project: An M.Sc. research project that seeks to involve in the public in monitoring ponds and wetlands in Ontario to obtain information regarding catastrophic amphibian tadpole die-offs. |
| Water Environment Association of Ontario: A not for profit organization of over 1200 technical and professional individuals dedicated to the preservation and enhancement of Ontarios water environment |
| Waterfalls of Southern Ontario: An ongoing project to build detailed database of falls listing a page about each and providing photos, physical and cultural information with directions. |
| Waterfront Trail: Describes the 740 km trail stretching along the shore of Lake Ontario and the ongoing effort towards a regenerated waterfront. Includes project information, maps, articles, and contact details. |
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