9 Results for crop production

Beginning about 12,000 years ago, the human population began a trend that completely changed the way we, as a race, evolved. For the first time in history, humans pushed beyond the restraints of traditional hunting and gathering, into domestication and farming. It was a change that would not onl...
The Effect of Humans on The Environment AIR The Greenhouse Effect/Global Warming What is it? The greenhouse effect is the rise in temperature that Earth experiences. What causes it? Global warming is an increase in the earth¡s temperature due to the use of fossil fuels...
WETLANDS: AN INTRODUCTION "Wetlands", according to a description found at North Carolina State University's website, is the collective term for marshes, swamps, bogs, and similar areas. Wetlands are found in flat vegetated areas, in depressions on the landscape, and between water and dry lan...
El Nino has been a reoccurring phenomenon for centuries. Man has only started to realize how much of the worlds weather is effected by it. The term El Nino refers to an irregular warming of the seas surface. During the last 40 years there have been 10 significant El Nino occurrences. Most affecting ...
Since the beginnings of the Industrial Age in the mid 19th century, the earth has experienced a very rapid increase in the amount of pollutants in the air and the water, due to emissions from automobiles, factories, chemical plants and other manufacturing methods which use fossil fuels, such as coal...
Land degradation in Australia is a very serious and difficult environmental problem, as Australia is dependent on agricultural practices. (See land use in Australia.) Urban sprawl, land pollution, salinisation, and soil erosion may cause Land degradation after land clearing, or waterlogging throug...
Global warming is the most urgent environmental problem the world is facing. Few, if any, trends are more important to our future than climate change caused by human activities. This change is not beneficial. This warming trend occurring because of the buildup of greenhouse gases – primarily car...
The Damaging Effects of Acid Rain Modern society is becoming overwhelmed with great amounts of pollution from cars, factories and an overabundance of garbage. The immense amounts of sulphur dioxide emitted into the air causes high levels of acid in the atmosphere. When this sulphuric acid is ...
OLIGARCH ESSAY The Oligarch's disregard for the welfare of anyone or anything but themselves has proven quite hazardous to the environment. The Oligarch corporate heads, however, continue to deny any responsibility for the release of chemicals found to be killing huge numbers of amphi...