Radioactivity from the Sellafield nuclear reprocessing plant in Cumbria, UK, has reached as far as the northern waters of Canada spreading through the Arctic Ocean. Data compiled by the Norwegian
quinoa ( Chenopodium quinoa ) is a high protein food crop which is eaten by millions of people in Argentina, Bolivia, Peru and Ecuador. Now two us agronomists, Duane Johnson and Sarah
the human immuno-deficiency virus ( hiv) that causes aids , has caught most South Africans unawares. Much of central and east Africa has been invaded by the infection since the 1980s.
benign cars: In an attempt to introduce eco-friendly vehicles, the world's third-largest car maker, Toyota Motor Corp, plans to launch a vehicle equipped with a new diesel engine which improves