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In September 1994 an international expedition to Tibet to investigate a controversy linking the uplift of the Tibetan plateau with changes in the earth’s climate - with cooling and the strengthening of the...
Illustrated discussion of: rates of change; predicting the future; relative rates of carbon sequestering and release; predicted impacts of global warming; the connection between population growth and carbon...
Shows how permaculture - an ecologically sound method of permanent agriculture - is practised in a Hampshire back garden, a community co-op in Devon, a City Challenge project in Bradford and a small farm in...
Looks at an sustainable logging on Vancouver Island, British Columbia, Canada, telling of an 83-year-old forester, Merv Wilkinson, who has been logging his land for profit for 50 years. The result is a...
With unique underwater footage of spawning herring and areas of spawn deposition, this film was produced to explain the need for environmental impact surveys in areas of the seabed licenced for oil...
Professor James Lovelock explores the origins and principles of the Gaia hypthesis, the notion that the earth is a self-regulating organism, that he formed in association with Lynn Margulis. His articulate...
Features the long-term ecosystem study of a northern hardwood forest - the Hubbard Brook experimental forest in north-eastern USA. Research has shown the importance of monitoring the entire ecosystem when...
Examines the problem of finding the right management system to harvest timber from a tropical rainforest while at the same time maintaining the biodiversity of the natural forest. In Trinidad selective block...
Shows some of the practical ways in which the Broads Authority is improving the ecology of the open water, preserving the banks, and managing the landscape of Britain’s largest wetland. Features the...
Looks at the biodiversity, structure and function of a tropical forest and advances three current ideas to explain how so many species of plants and animals can co-exist in such remarkable profusion. Filmed...
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