... acid-sensitive materials, such as buildings and statues made of limestone and marble, show an increasing amount of damage. Ecological effects, however, have been more difficult to determine because many types of soil and rock are able to neutralize the acidity. However, in areas where the soil and rocks do not possess acid-neutralizing capacity, such as the Adirondack Mountains, ridge ... in areas subject to acid rain have also declined. For example, many trees in central European forests have died; however, these forests have also been subjected to other forms of pollution, including o...

• Word Count: 632
• Approx Pages: 3
• Grade Level: Undergraduate

Environmental issues have, in the last two decades, received and great deal of publicity and study. Acid Rain, Global Warming and Pollution have been studied extensively as scientists link types of human activity to the destruction of the planet that support our activities. One particular issue that requires consideration is deforestation and how it effects the natural bio-diversity and ... cures for diseases that presently scourge the human race. AAs of 1991 over 25% of the world=s pharmaceutical products were derived from tropical plants.@- Tropical forests are home to many types of cultur...

• Word Count: 1178
• Approx Pages: 5
• Grade Level: Undergraduate