London : International Broadcasting Trust & WWF (UK) Education Department, 1990?
Physical Description:
1 VHS Cassette, (20 min.)
ISBN:
DOI:
Notes:
Air pollution, CFCs, carbon dioxide are the three main causes of the greenhouse effect. The impact of such warming, predicted to be 2,5; by 2020, will be dramatic. Possible sea level rise is shown in the Netherlands.