By: Emma Helks
Issues concerning biological and biotechnical agriculture - including pesticidesThe use of inorganic chemicals as pesticide, herbicides and fertilisers in agriculture has become a more and more controversial topic over the last decade due to the growing demand and popularity of organic products in both localised...
By: Emily Cunningham
Agricultural Chemical, or Agrochemical, is a term given in reference to fertilisers and pesticides [1a]; with each having different effects on our environment. My personal opinion is that the environmental problems associated with the use of Fertilisers are most significant, and so intend to evaluate...
By: John Comeau
For years, my neighbors would sing almost every night. Sometimes it would be just one of them, howling alone and lonely in the desert; most often it would be a party, yipping up a high-pitched storm when one of them brought home the bacon. When...
By: Marie Nunn
DENSITY-DEPENDENT MORTALITY OF WINTERING REDSHANKSAn investigation in South-East Scotland, spanning eleven years, studied predation by Eurasian sparrow hawks on density-dependent mortality of wintering redshanks. Research was undertaken by Philip Whitfield of Scottish National Heritage, along a 5km rocky shore at Scoughall, on the pouter Firth...
By: Marie Nunn
The largest, most devastating military use of herbicides ever undertaken was by the US in pursuing the Second Indochina, which began on a small scale in 1961 and finally ended during 1971. Herbicide spraying was largely confined to South Vietnam, however, lesser spraying took place...
By: teddlesruss dat who
So you're going to buy a hybrid or electric car. And it's going to help save the world, right? What if I told you it won't? Because, well - it won't.Taking a world famous pioneering hybrid car we all know. To begin with, the...
By: teddlesruss dat who
One thing no-one seems to be covering are the negatives associated with alternative energy/fuel sources. Have you checked lately how much it costs us in energy to produce a kilowatt of energy by alternative fuels?Ethanol/methanol, biodiesel: Think about this next time you say "hell...
By: Michelle O'Brien
Components of an Ecosystem- An ecosystem is made up of living and non living things. The living things in an ecosystem are referred to as the biotic factors whereas the nonliving things are the abiotic factors. The abiotic factors include the sun, air, soil, water...
By: Michelle O'Brien
Communities and EcosystemsAn organism, or any living thing, does not exist independently in nature. When we study ecology, we are interested in the many ways that an organism is linked to other living things and to its environent. For instance, a mouse in the forest...
Should Kruger National Park in South Africa Decrease some of its Elephant
By: Mafunyane
Kruger National Park (KNP) in South Africa is a conservation area the size of a small country. But even so, the resident elephant population, at more than 12,000 animals, is putting pressure on the ecosystem the park was designed to protect. Given the limitations...

 

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