Wednesday, January 18, 2012

Europe's birds suffer due to climate changes

http://www.sciencedaily.com/releases/2012/01/120116095527.htm



According to Åke Lindström, a Professor of Animal Ecology at Lund University in Sweden, the number of birds and butterflies have increased northward. This is due to the increase in temperature in a northward shift of 250 km. The butterflies themselves have moved a total distance of 114 km northward, while the birds have moved a total distance of 37 km northward. This could cause a problem to the environment if the butterflies move too far away from the birds, or the birds don't move toward where the butterflies are located. The butterflies are a food source for the birds during the birds mating season, so this change in where the warm weather is located can cause bird populations to starve from lack of food and diminish in population number size. Åke Lindström quoted by saying "Over the past 50 years the main factors affecting bird and butterfly numbers and distribution have been agriculture, forestry and urbanisation. Climate change is now emerging as an increasingly important factor in the development of biodiversity." 


To me this is a good example that our climate is changing due to us taking and abusing the planets resources. By taking resources from the environment we cause the environment to alter itself, so it can adapt to the lack of resources. Yet we never give the same resources back to the environment and if this keeps continuing the species in our environment will die off and become extinct even if we try to fix it. You can put them in a habitat to preserve them, but if the habitat itself is changed due to the lack of its own resources, then their is no hope if saving the species. Now this all could happen if we don't do anything to fix it and reverse it. I suggest we find alternate ways to use energy that we take for granted, such as using solar power instead of oil. We can even use research to find out ways to renew the soil, so the soil we grow crops on doesn't die out in years time. The environment changes won't affect us as we can learn to adapt to it, but if the species we cope with die out due to our own needs, then our world can be a much more empty and less beautiful place. 


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