... and water – are being increasingly polluted by the activities of man, by industrial activities for the most part. And pollution knows no frontiers. One country that pollutes, will export its pollution to others. The radioactivity, for example, that was generated by the catastrophe at Chernobyl was carried in clouds across Europe, and some of these radioactive clouds actually produced rain which fell on parts of Europe and Wales ... is less pollutant, less polluting, less dangerous to our environment. Let us look a little bit at the picture today. We are all aware of this: in order to ...

• Word Count: 3051
• Approx Pages: 12
• Grade Level: High School

... that a century from now, the planet Pluto will seem closer to our grandchildren than the Earth's poles did to our grandparents. There is no doubt that the powers that are now coming into our hands will be enough to reshape this solar system like we have already reshaped the Earth (Man and Space 153). In order to avoid extinction of the human race from cosmic catastrophes ... to collide with Earth in the next 100 thousand years (The Threat 1-4). The immediate effects of a major impact, including firestorms, acid rain, and the destruction of ozone layer, coupled with the possible triggering...

• Word Count: 2356
• Approx Pages: 9