Estuaries are partially enclosed bodies of water where freshwater and saltwater mix. They are key coastal habitats for many a species of mammal, fish and bird—and are used as spawning grounds for much of our nation’s commercial fish and shellfish. The wetlands associated with estuaries buffer uplands from flooding. Estuaries also provide many recreational opportunities
According to the Silicon Valley Toxics Coalition, 315 million computers are expected to become obsolete by the end of 2004. Given the lightening speed of computer technology, some environmental groups estimate the average lifespan of a computer is only three years.
According to Neil Seldman, president of the Institute for Local Self-Reliance, a non-profit that promotes sustainable communities, the first two programs were in Madison, Wisconsin and Marblehead, Massachusetts.
As far as we can tell, there are no consumer-marketed electric can crushers. But that’s no tragedy. Why waste fossil fuel-generated electricity when human power will do the job just fine? One of the most practical models we’ve seen is the MultiCrush Can Compactor available for $23 from Planet Natural.
“Old growth” is often defined as trees that have been growing for approximately 200 years or longer. The problem, according to the Rainforest Action Network (RAN), is that the lumber industry classifies trees by lumber grades, not age, and because old-growth wood
The presence of calcium and magnesium in your water will make it “hard.” These minerals are dissolved in rainwater as it moves through soil and rock. According to a 1980 study done by the National Academy of Sciences on the mineral nutrition of drinking water,
There are multiple components to gasoline prices, according to the Energy Information Administration, an independent statistical agency within the U.S. Department of Energy: the cost of production and delivery, including the cost of crude oil to refiners and refinery processing costs; marketing and distribution costs; retail station costs; and taxes.
What flooring materials reduce indoor air quality problems?
Mercury—emitted by smokestacks and released to the environment from common household products like old thermometers—is a persistent heavy metal that ends up in rivers, lakes and oceans and accumulates in the tissues of fish and animals, including people.
Arsenic is a naturally occurring substance in many rocks, and low levels of arsenic can be found in groundwater as a result of the erosion of rock minerals. However, high levels of arsenic in drinking water are often associated with industrial pollutants,
