Rajaa
Hakutulokset: Hakutulos
Rajaa
yhteensä 2 hakutulosta
Unwelcome Harvest
nidottu,
2013,
englanti,
ISBN 9780415851831
Agriculture Pollutes: pesticides can destroy wildlife and some are toxic to humans; some fungicides and herbicides cause cancer. Nitrates result in the contamination of drinking …
After the Green Revolution
nidottu,
2013,
englanti,
ISBN 9780415845946
'The Green Revolution' of the 60's and 70's produced immense gains in food cereal production in the Third World. But there are huge problems in the 'post-revolutionary' era: …