The big melt

Article Abstract:

Predictions indicate that many of the world's mountain tops will be completely melted within the next 20 years, while glaciers in the United States, New Zealand, Russia and Europe will also recede. Raised levels of carbon dioxide and other greenhouse gases are to blame.

Economic aspects, Environmental aspects, Global warming, Greenhouse effect, Glacial erosion

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Purple people pleaser

Article Abstract:

The Plymouth Prowler automobile is the first US-manufactured production model that has an aluminum frame, suspension hardware, body, driveshaft, seat frames and rear brake rotors. The aluminum components make up one third of the Prowler's curb weight.

Usage, Automobiles, Design and construction, Aluminum, Aluminum (Metal), Plymouth Prowler (Automobile)

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Diver's delight

Article Abstract:

Consumer versions of the rebreather are penetrating the scuba diving market. The rebreather recycles exhaled gas and enables divers to remain submerged 3-10 times longer than conventional scuba gear.

Innovations, Equipment and supplies, Scuba diving, Aqualung, Diving equipment

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