Nature And Ecology Essay Examples Page 6

The Rainforests are being destroyed, daily at alarming rates. The deforestation is caused by three main factors: Commercial Logging, Non-commercial Farming Operations and Commercial Agricultural Development, there are also many minor factors, but the biggest of these is Cocaine production. Many sources pinpoint commercial logging as the primary culprit in tropical rainforest destruction. Logging damages…

The Effect of Increased Greenhouse Gasses on Mexico and it’s Effort to Reduce Environmental DamageIntroductionFor over a hundred years, scientists have been carefully gathering and verifying data on the earth’s temperature. The latest data reveals some striking trends:All 10 of the warmest years on record have occurred in the last 15 years The 1990’s have…

Deforestation is the permanent destruction of indigenous forests and woodlands. (WWF)Currently, forests cover approximately one fifth of the worlds land. Forests provide us with many products we use in our everyday lives. They also provide for us in other ways such from helping stop soil erosion to providing us with medical drugs, dyes and fabrics….

The Dust Bowl Essay was the darkest moment in the twentieth-century life of the southern plains, (pg. 4) as described by Donald Worster in his book The Dust Bowl. It was a time of drought, famine, and poverty that existed in the 1930’s. It’s cause, as Worster presents in a very thorough manner, was a…

Than Thought May 18, 2004 Chemistry Per. 5 (April 26, 2004) Recently, NASA has conducted studies which help to prove the relationship between Arctic ozone loss and changes in the temperature if the Earths stratosphere. Considering the damage done to the ozone the dangers of the ultra violet radiation is more threatening than ever to…

It is somewhat debatable whether or not humans caused the changes in weather that have had perhaps the greatest effect on biodiversity and ecological systems. The threat of humans shifting the climate is therefore extremely threatening to the natural environment. If the average temperature were to rise by several degrees Celsius, that warming would probably…

There are many trillions of living creatures, and millions of different kinds of animals and plants share our planet (pg 46, Savage). Each Kind, or species, is special and unique. But, some of these species are in danger of disappearing forever, just as the passenger pigeon did. When the last member of a species disappears,…

Plastics are durable, lightweight materials that were invented in 1909. They are normallymade from oil and natural gas. Using plastics to replace packaging materials such as metaland glass has allowed manufacturers to make packages that are more efficient. Forexample to bottle eight gallons of a beverage would take only two pounds of plastic butwould take…

Outline1. Overview 2. Uncertainty 3. The Structure of Government 4. Economic Impacts5. The United States’ Inward Focus6. The Media7. Partisan Politics8. ConclusionOverviewClimate change is on the international policy agenda primarily because of warnings from scientists. Their forecasts of a potentially dangerous increase in the average global temperature, fortuitously assisted by unusual weather events, have prompted…

The planet Earth is being scarred. Everyday the people of the planet earth are polluting the planet’s air, water and land. These are all natural resources that are necessary for our survival on this planet. Yet, we continue to abuse our planet. Our world population is growing out of control. The simple lesson of supply…