If the available food is distributed according to need, it would be sufficient to feed all the people of the world. Yet there are more than 828 million chronically undernourished poor people in
The invasion of exotics is as destructive in water as it is on land. These have rightly been described as "biotic oil spills'. A growing number of uninvited fish, molluscs, plants, plankton and
in his book, Biohazard , a defector from the Soviet germ-warfare programme, Kanatjan Alibekov, has written that Soviet researchers tried to turn HIV, the AIDS causing virus, into a