Scientists urge managers to limit use of destructive fishing gears
...o know that the way people fish is destructive and undermines the future of fisheries and fishermen alike," says Norse. "If we are going to have fish and sea turtles and seabirds and marine mammals in the future, we have to fish in way that dramatically reduces the collateral impact of commercial fishing opera...HIV selectively suppresses anti-HIV defense cells
... immune systems response to various pathogens. HIV undermines the bodys ability to protect against disease by depleting these cells. From 12 HIV-positive individuals, the researchers isolated three subgroups of helper T cells: HIV-fighting cells, cytomegalovirus-fighting cells, and a mixed group. The scientists......s of biodiversity and its connections to our lives undermines the ability of public and policymakers to make decisions for sustainable development. So say prominent biologists and ecologists in a paper to be published in the January 2001 issue of Trends in Ecology and Evolution, to mark the start of the Interna......alls within such a broad uncertainty range that it undermines any confidence that the overall changes in the carbon balance - and in Russian air quality - can be attained within the Kyoto Protocol's compliance period. A similar result is emerging from a parallel case study for Austria....