June 19th, 2010 at 02:22am Under environment
Earth Day (April 22) is a day set aside to promote awareness and appreciation for the Earth’s environment. But when was the first Earth Day celebrated? This post will answer that question and then look at a few interesting facts about Earth Day.
Continue Reading When was the first Earth DayMarch 24th, 2009 at 11:46pm Under environment
Ozone depletion refers to the slow decline in the amount of ozone in the Earth’s stratosphere since the late 1970’s. This post will look at the causes of ozone depletion, and then talk about the consequences of ozone depletion.
Causes of Ozone Depletion
Humans are responsible for the decline in the amount of ozone in the atmosphere. Thomas Midgley invented chlorofluorocarbons (CFC’s) in the 1920’s. By the 1970’s they were used in
Continue Reading Causes of Ozone DepletionJanuary 21st, 2009 at 06:27am Under environment
Some time ago I wrote about the advantages of nuclear power. Today, I am going to give a list of all the problems associated with the use of nuclear power.
Problems With Nuclear Power
January 15th, 2009 at 03:56am Under environment
Recycling is a process where used materials (such as aluminum cans) are made into new products. Here are the top reasons why we should recycle, followed by two interesting recycling facts and some simple ways to recycle goods.
Why Recycle?
December 9th, 2008 at 11:01am Under environment
Genetically modified (GM) foods are simply foods that have had their DNA changed via genetic engineering. Genetic engineers (the people who genetically modify food) take DNA from a plant or animal and transfer it to crops. Here is an example of how it might work…
Strawberries are not very resistant to frosts. Hence, genetic engineers can take a frost resistant gene (part of the DNA) out of a plant that is
Continue Reading What are GM FoodsNovember 15th, 2008 at 01:29am Under environment
Global warming is caused by increasing concentrations of greenhouse gases in the atmosphere. For more information, see our post ‘Who Discovered the Greenhouse Effect‘. Therefore, anything that emits greenhouse gases into the air (carbon dioxide, nitrous oxide and methane are the main problems) contribute to global warming. Here are the main sources of those gases.
Causes of Global Warming
November 11th, 2008 at 10:07am Under environment
After talking about the advantages of nuclear power last week, I decided to do another environmental topic this week, acid rain. To look at the causes of acid rain, you need to know all the steps involved in the formation of acid rain.
Formation of Acid Rain:
