Impact Environmental: Impact Environmental was founded in 1989 during the polarization of the environmental industry between consulting and contracting service industries. Establishing an environmental firm during this transitory period required the balancing of these fundamental areas to provide complete, turn-key service. Accordingly, Impact Environmental emerged from the 90s as a full service environmental firm qualified to perform a wide variety of both consulting

Alpha Impact W&D: Alpha Impact W&D is South Florida's impact-resistant window and door specialists. They offer the latest technologies and best installation services for hurricane proof windows and doors in South Florida.

A Low Impact Woodland Home: Simon Dale describes how he built his own Hobbit-like house in Wales with maximum regard for the environment. Includes plans and photographs of the building process and finished house.

Visual Impact Imaging: Produces software for landscaping professionals.

Universal Impact Technologies, Inc.: Manufactures the Powersledge concrete breaker used for demolition, foundation and reinforced concrete and bridge deck removal.

Arctic Climate Impact Assessment: A project of the Arctic Council and the International Arctic Science Committee (IASC), to evaluate and synthesize knowledge of the consequences of variability, change, and increased ultraviolet radiation. Includes links to detailed studies in PDF format, six by the Steering Committee and one from a modeling and scenarios workshop.

Impact Design & Architecture Group, Inc.: Specializing in residences; also engaged in multi-family housing, interior design, institutional and government projects, and commercial development.

Global Change Impact Studies Centre: Details about objectives, manpower, news and events, and publications.

Potsdam Institute for Climate Impact Research: Interdisplinary studies in the natural and social sciences, intended to provide a basis for advising policy makers on measures to avoid the causes, mitigate the effects, and adapt to the unavoidable consequences of global change.

Convention on Environmental Impact Assessment in a Transboundary Context: International EIA convention signed in 1991. Text, ratification status, implementation reports, and related resources.