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1. The Depletion Of The Ozone Layer
From far off in space, you can see our home surrounded by a blue ribbon with a faint tint. The ribbon is almost transparent and is used as a filter to protect all living organisms from the sun's hazardous radiation. It lets just the right amount of light through to supply everything with energy. We know this ribbon, or filter, as the ozone layer. T
2. The Destruction Of The Ozone Layer
The February 17, 1992 edition of time magazine's cover story started like this: "The world now knows that danger is shining through the sky. The evidence is overwhelming that the earth's stratospheric ozone layer-our shield against the sun's hazardous ultraviolet rays-is being eaten away by man made chemicals far faster than any scientist had predi
3. The Importance Of The Ozone Layer
The February 17, 1992 edition of time magazine's cover story started like this: "The world now knows that danger is shining through the sky. The evidence is overwhelming that the earth's stratospheric ozone layer-our shield against the sun's hazardous ultraviolet rays-is being eaten away by man made chemicals far faster than any scientist had predi
4. Atmosphere Crisis
We are living in the midst of a great chemical experiment, and some serious consequences are becoming apparent to scientists. More than two billion pounds of chemicals are spewed into the air each year. These chemicals are brewing a disastrous stew, resulting in an . The greatest consequences of the may be the greenhouse effect( global warming) and
5. Extinction Of Dinos
Could an exploding star have been responsible for the death of the dinosaurs? This idea has become popular again as an explanation for the disappearance of the dinosaurs. An exploding star can blast material enormous distances into space. If this material reached Earth’s atmosphere, changes may have occurred that were We call an exploding sta