September 29, 2000
Scientists Focus on Africa's Burning Environmental Problem
International project assesses southern Africa's air quality, its ecosystems, and the impact of humans on the landscape
Trailing a mix of paraffin and petrol from a drip torch, Ranson Thethe sets sun-bleached grass alight alongside a dirt road in South Africa's Kruger National Park.
Behind the research assistant, a line of flame leaps skyward as the fire guzzles grass, sizzles fresh elephant dung, and sends a lone warthog scurrying to safety. Ensuring that the blaze does not
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