Global Climate Change A Threat Of Aphid Populations Essay

Global Climate Change: A Threat to Aphid Populations Abstract Global climate change is a matter of grave concern in the present scenario casting its significant and lasting effect on the flora and fauna dwelling over earth. A number of factors such as biotic processes, variations in solar radiation received by earth, plate tectonics, volcanic eruptions certain human activities can be considered as key components responsible for this devastating phenomenon. Aphid populations are also under potential threat by the effects caused by the changes in the climatic conditions posing a direct and indirect effect on the predators consuming aphids as food resulting in overall ecological imbalance. Keywords: Global climate change, aphids, ecological imbalance. Global Climate Change We are now threatened by self-inflicted, swiftly moving environmental shifts whose long-term biological and ecological consequences result in the depletion of the protective ozone layer, global warming observed in the last 150 years, obliteration of an acre of forest every second, rapid-fire extinction of species and the prospect of a global nuclear war which can threaten the survival of both plants and animals. There may be other such risks we are unaware off at present. Individually and cumulatively, these dangers designate the presence of a trap being set for human species. However principled and lofty the justifications may have been for the activities that brought forth these dangers,Show MoreRelatedEssay on A Better Earth4696 Words   |  19 Pageselse to do, they would just take steps to make the patient as comfortable as possible until the end came. However, this is not a human patient. It is our home - the earth. The store scenario well depicts what is happening to our planet, dirty air, global warning, polluted waters, and toxic wastes are just a few of the maldies of our very ill earth. Like the doctors mentioned above, the experts are in a quandary as to what to do. The media regularly call attention to the earths poor health with suchRead MoreOld World Versus New World: the Origins of Organizational Diversity in the International Wine Industry12101 Words   |  49 PagesWorld viticulture and viniculture is highly concentrated and vertically integrated. This paper argues that these fundamental organizational differences appeared from the turmoil in wine markets at the turn of the twentieth century. As technological change endangered existing rents, growers, wine-makers, and merchants lobbied governments to introduce laws and create new institutions that regulated markets in their favor. The political voice and bargaining p ower of the economic agents varied greatlyRead MoreAn Introduction to Hydrophonics and Controlled Environment Agriculture40110 Words   |  161 PagesScandinavia during the late 70’s lead to the development of the chemically inert, pathogen free root substrate Rockwool. Other substrates were developed later (RW first used as insulation, 1937, Denmark Sweden). Insect pests can multiply quickly in the climate controlled environment of the greenhouse, and there were few chemicals registered for greenhouse pest control. Again, research in The Netherlands led to the development of the beneficial insect industry. Farmers had known about â€Å"beneficials†, butRead MoreEssay on Silent Spring - Rachel Carson30092 Words   |  121 PagesExhibit A is the infamous campaign against the Japanese beetle, a Chapters Four, Five, and Six 7 frenzy that swept the Midwest in the late fifties. In the first place, Carson argues, there was no real evidence that the beetle constituted a serious threat. Secondly, officials failed to warn the public of potential risks involved in combating the insect with pesticides. Chapter Eight Not surprisingly, at the very heart of Silent Spring lies a chapter called And No Birds Sing, where the author