Copyright holder
Copyright Holder: | Austrian Broadcasting Corporation Radio & Television (ORF) |
Website: | http://www.orf.at/ |
A third of the world's land surface is desert, and the deserts are still (1974) spreading, reducing our oxygen supply. Uwe Dieter George travelled around the deserts in the North American south-west to study the origins of plant life on this oce-arid planet and the future of its landscape.
Copyright Holder: | Austrian Broadcasting Corporation Radio & Television (ORF) |
Website: | http://www.orf.at/ |