Nature And Ecology Essay Examples Page 11

Mardy Ying Assignment #4WRIT 140RajamannarNovember 10, 1999Smog: The Big StoryThe beautiful mountain ranges surrounding the Los Angeles region make a magnificent view, but unfortunately the smog problem in Los Angeles prevents everyone from enjoying this. Smog is a large environmental problem that needs to be concentrated on to find solutions. The media, which includes television,…

Contemporary IssuesEnvironmental threatsOverpopulationEvery 20 minutes, the world adds another 3,500 human lives but loses one or more entire species of animal or plant life – at least 27,000 species per year. ZGP July 1999 World population growth peaked at about two percent per year in the early 1960s. Latest population figures indicate that the rate…

What is acid rain? Acid rain is caused by emissions of sulphur dioxide and nitrogen oxides. Although natural sources of sulphur oxides and nitrogen oxides do exist, more than 90% of the sulphur and 95% of the nitrogen emissions occurring in eastern North America come from human origin. These primary air pollutants come from the…

Water pollution has affected many people and animals. Water pollution is the disposal ofgarbage into a water stream. Some of the water pollution is from littering, some water pollutionis done by chemical leaks, and others by ships. Also, There is much information about waterpollution. I am going to take that education on water pollution a…

The effects of acid rain are most clearly seen in the aquatic, or water, environments, such as streams, lakes, and marshes. Acid rain flows to streams, lakes, and marshes after falling on forests, fields, buildings, and roads. Acid rain also falls directly on aquatic habitats. Most lakes and streams have a pH between 6 and…

Impacts of Acid RainAir Pollution Creates Acid RainScientists have discovered that air pollution from the burning of fossil fuels is the major cause of acid rain. Acidic deposition, or acid rain as it is commonly known, occurs when emissions of sulfur dioxide (SO2) and oxides of nitrogen (NOx) react in the atmosphere with water, oxygen,…

The Greenhouse Effect and Global WarmingRecently, global warming has moved to a serious scientific issue. Because sunlight is constantly falling on the earth, the law of physics say that the planet has to radiate the same amount of energy back into space. Infrared radiation is sent out by the earth through the atmosphere, where molecules…

Air Pollution is the contamination of the atmosphere by gaseous, liquid, or solid wastes or by products that can endanger human health and the health and welfare of plants and animals, or can attack materials, reduce visibility, or produce undesirable odors. For example: air pollution can contaminate and kill many crops on a farm, it…

r and nitrogen combine with atmospheric moisture to yield sulfuric and nitric acids, which may then be carried long distances from a source before they are deposited by rain, is called acid rain This pollution may also take the form of snow, fog, or a dry form of precipitation. Acid rain is currently a subject…

Now, for the first time in Earth’s history, humans may be a decisive factor in future climate change. The actions we make towards the temperature of the earth and the depletion of the ozone layer are irreversible. A warmer future could result from present-day human activities releasing large amounts of heat-trapping gases into the air….