environment

10 Apr 2012
There have been very few human societies in which no meat or fish are eaten, although in some parts of the world the normal diet is made up largely of staple...
23 Feb 2012
Dams have probably existed for about as long as humans have had agriculture, to control water flow and to use the hydraulic energy for a water mill. Since the...
22 Feb 2012
On issues ranging from vehicle fuel efficiency standards through to mandatory levels of consumption for renewable energy there is an underlying discussion as...
20 Feb 2012
Tourism accounts for a significant and growing source of global economic activity: receipts from international tourism grew to a total value of $919 billion in...
20 Feb 2012
Climate change and global warming are the result of massive emissions of ‘greenhouse gases’ such as CO2, CFCs[1] and nitrous oxide.[2] This has been a problem...
17 Feb 2012
The precautionary principle has no universally accepted definition, the 1992 Rio Declaration on Environment and Development defined it as 'Where there are...
17 Feb 2012
It is little more than one hundred years since humans first set foot on Antarctica and even today few people have visited the frozen and hostile southern...
26 Jan 2012
Offshore drilling is an extremely contentious topic in the national discourse. Due to concerns over the environmental impact of offshore oil extraction, a...
26 Jan 2012
The debate over whether international aviation should be taxed brings together two global problems: how to control emissions that cause climate change; and how...
26 Jan 2012
Humans, as a natural part of the animal kingdom, have interacted with the animals around them for the entirety of their existence. One of the defining...
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