Researchers probing parasitism among birds say the hosts are cleverer than those living at their expense. The great reed warbler, for example, accepts cuckoo eggs only to avoid mistakenly throwing out its own eggs.
ALL THROUGH the second half of the 20th century, whenever Western governments have seen their industries lagging behind globally, they have resorted to updating their technology policies. The result
THE INTERNATIONAL Institute of Environment and Development (IIED) in London has been conducting research on environment- and development-related policy issues for the past 20 years. Policies for a
The present land tenure laws do not encourage the conservation of agricultural land and lead to fallow patches, as is evident from the condition of a typical watershed.
Everyone these days is aware of the phenomenon of global warming, even if they find it difficult to distinguish between stratospheric ozone depletion and the greenhouse effect. Global Warming: The
WITH HUGE reductions in aid already under way and further cuts to follow soon, transfer of resources remains the most contentious issue in international relations, says International Development Research Centre IDRC chief Keith Bezanson. Bezanson spoke
Classroom 2000 is a promising teaching experiment, which, if extended, could revolutionise science education in Indian villages. Meanwhile, Quest, DD's favourite science quiz, perks up.
IT WAS absurd of Maurice Strong, secretary-general of the UN Conference on Environment and Development (UNCED), to have billed last year's conference, popularly known as the Earth Summit, as "the
Medfly Madness, made by BBC, focusses on what happens when saving a multibillion fruit and vegetable industry takes precedence over the health of human beings.
