Methods Used To Assess Mold Hazards In The Home

Part 3 of Mold: Enemy of a Healthy Home. In general, visual observation of active or past microbial growth, or measurement of mold in dust or samples of source material, can be used to establish potential for mold exposure. As inhalation is the primary exposure pathway for molds, air sampling for mold can also be […]


United States Geothermal Resources

Part 2 of Geothermal Energy Under Our Feet. The United States possesses vast underground stores of heat whose full potential has yet to be realized. The Earth’s interior reaches temperatures greater than 4,000°C (>7,200°F), and this geothermal energy flows continuously to the surface. The energy content of domestic geothermal resources to a depth of 3 […]


Possible Climate Change Impacts on Fish & Wildlife in the United States

With the weight of scientific data pointing to the changes in the environment due to increasing concentrations of greenhouse gases—called climate change—the U.S. Fish and Wildlife Service (Service) has begun monitoring and analyzing impacts of climate change on fish and wildlife and working toward solutions to help species adapt to their changing habitats. Representing a […]


Exposure to asbestos usually occurs by breathing contaminated air

Exposure to asbestos usually occurs by breathing contaminated air in workplaces that make or use asbestos. Asbestos is also found in the air of buildings that are being torn down or renovated. Asbestos exposure can cause serious lung problems and cancer. This substance has been found at 83 of the 1,585 National Priorities List sites […]