Tag Archives: Pesticides

Bees prefer cities to rural areas as mass crops blamed for decline | Daily Mail Online

… of habitat and food sources, rural areas can sometimes be little better than green deserts for biodiversity. Scientists around the country are trying to work out why populations of bees and other insects are plummeting. Pesticides, climate change and disease may, like intensive farming, be playing a role. The latest research is published in the Royal Society journal Proceedings B. via Bees prefer cities to rural areas as mass crops blamed for decline | Daily Mail Online. …

Researchers describe five new species of marine invertebrates

… against predators is the production of chemical substances. What attracts researchers, besides the opportunity to enhance taxonomic knowledge of the group, are the potential uses of these natural compounds, which can contribute to the development of new medical drugs and Pesticides, among other products. Some 120 species of ascidians had previously been described on the basis of exemplars found in Brazil. The five new species come from the coast of Bahia State; one of the five was also found off …

Clues to Bees’ History, Tucked Away in Drawers – NYTimes.com

… Netherlands, more than half of the country’s 357 species of wild bees are endangered. Many species of plants, including crops, depend on wild bees to spread their pollen. When they lose their pollinators, they may suffer, too. “It’s essential to know what is causing those declines,” said Jeroen Scheper, a graduate student at Alterra, a research institution at Wageningen University in the Netherlands. But it is not enough to consider the many challenges — from Pesticides to parasites …

The age of extinction

… and on which, in the end, we depend as human beings. Three quarters of the world food production, for example, relies on bees (that are in deep trouble) and other pollinators, such as hover flies. Bats (also in steep decline) control diseases though their diet of mosquitoes and other insects that act as disease agencies. Earth worms, that are under threat from pollution and Pesticides, transport vital nutrients into the soil and irrigate it in the process. The report’s Living Planet Index …

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