The desert is often seen as lifeless. Although it is a very harsh and dry environment, it is actually home to a very large, varied and delicate ecosystem. In this episode of Environment and Ecology, students will learn about the amazing variety of life forms that thrive in some of the most extreme conditions on [...]
As our need for space increases, the Earth’s land is changing. Wildlife and plant habitats are disappearing quickly and in order to ensure survival for ourselves and countless other species, something must be done. Every organism on the planet – from the largest to the smallest – relies on each other to maintain a delicate [...]
During the late 19th century and the early 20th century, the United States’ rapidly blossoming manufacturing and building industries wreaked havoc on the nation’s mineral resources. To keep up with demand, billions of tons of minerals were mined, and thousands of square miles of topsoil and vegetation were destroyed. In this episode of Environment and [...]
Scientists have long recognized that tropical rainforests are home to the greatest biodiversity on Earth. However, Terry Erwin’s study of forest canopies was surprising; he concluded that there were up to twice as many different species in the tropical forests than previously estimated! His research led to the suggestion that as much as 90-95% of [...]
During the late 19th century and the early 20th century, the United States’ rapidly blossoming manufacturing and building industries wreaked havoc on the nation’s mineral resources. To keep up with demand, billions of tons of minerals were mined, and thousands of square miles of topsoil and vegetation were destroyed. In this episode of Environment and [...]
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