Selective logging causes widespread destruction of Brazil's Amazon rainforest, study finds
...mental laws," he notes. A large mahogany tree can fetch hundreds of dollars at the sawmill, making it a tempting target in a country where one in five lives in poverty. "People go in and remove just the merchantable species from the forest," Asner says. "Mahogany is the one everybody knows about, but in t...Ethiopian water programme raises birth rate; viral encephalitis study
... many women spend three hours every day walking to fetch water, which they carry home in clay pots. In those villages where tapped water has been supplied, the time spent getting water has gone down to about 15 minutes. Programmes that achieve such a result are generally hailed as a success but it is unusu...Ethiopian development raises birth rate
...While previously, women had to walk up to 30 km to fetch their families' water, the new water supply reduced the time spent carrying water each day from around three hours to about 15 minutes. The availability of tapped water improved the survival of young children and the birth rate increased. However,......neken even made eye contact. 'The children didn't fetch the peg automatically because in another part of the test I threw it on the ground deliberately and they didn't pick it up. They only gave it to me if they inferred that I needed the peg to complete my goal, in this case, hanging up the clothes.' In ...How the octopus forms an elbow
...ol of movement that would be needed for the arm to fetch food from a distant point to the octopus's mouth. In the new work, the researchers sought to identify how the octopus manages to transform its extremely flexible arm into a structure that acts like a jointed appendage. By recording muscle activity as...New knowledge improves rice quality
...o develop better quality rice varieties that could fetch a higher price from consumers, especially increasingly affluent rice consumers in Asia. The main aim of the new International Network for Quality Rice is to help rice breeders around the world develop varieties with improved quality traits such as...DNA analysis suggests under-reported kills of threatened whales
... pointed out that individual whales are thought to fetch as much as $100,000. "The obvious question becomes how much of the mortality is caused by incidental bycatch, and how much of it is actually intentional," Baker said. "Beyond that, if more whales are being killed than reported, why aren't they bein...