Tag: birds

Bird immune systems reveal harshness of city life

They may peck greedily at feeding tables – and have it easier than country birds do in the warmer urban winters – but city birds, it turns out, are in turmoil on the inside. By Aisling Irwin Researchers have found that many internal defence mechanisms that are quiet in rural birds are much more active in those in cities. These biological pathways are pumping out extra antioxidants, immune system cells and detoxifiers – a sign that urban life is challenging their health. Globally, bird numbers are dropping. According to figures published by conservation organisation BirdLife International last year, 40% of bird species have

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India soon to have guidelines to save birds from wind energy farms

Alarmed by the threats from wind energy farms to birds, including migratory birds and raptors, a panel of forest experts of India’s environment ministry has now suggested a series of measures to be adopted by all the wind power companies in India for ensuring the protection of birds. For instance, it has suggested painting the vane tips of wind turbines orange, to prevent birds from flying into the turbines. The requirement for such measures has increased as the world is moving away from fossil fuel and towards renewable energy, mainly wind and solar power, to avoid the worst effects of climate change.

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