|
||||||
|
by Rebecca Nesbit In the west there is a growing interest in organic farming, motivated by concerns over health and the environment. But in much of Africa the story is very different – although organic farming is common, this is by necessity because farmers do not have access to chemical fertilisers or [...] by Rebecca Nesbit By 2100, the world’s population is projected to reach 9.5 billion, so we face the huge challenge of supporting this many people in a sustainable way. This week the Institute of Mechanical Engineers produced a report, Population: One Planet, Too Many People?, looking at how engineers can address the issues [...] by Trish Wells Crop pests eat our food. Natural enemies are species which kill pests and include predators, parasitoids and pathogens. Natural enemies are good. Having lots of different natural enemies working in the same place, having a big team, is seen as a good thing because as things change, for example over the season or [...] by Rebecca Nesbit Every time I fill up my car with petrol I feel slightly queasy, so biodiesel could be a very welcome alternative.
The EU has set a target of 10% renewable energy in transport by 2020, but lots of methods of producing biodiesel don’t offer the emissions reductions that you’d expect, [...] by Nichola Hawkins “Let’s hear your evidence, not your legal muscle.” So said the editor of the New Zealand Medical Journal when an article questioning some chiropractic treatments resulted in the threat of libel action. The New Zealand Chiropractic Association took this advice and did not pursue their claim. In the UK, [...] |
Rebecca Nesbit
Emma Wright |
|||||
|
Copyright © 2013 The Birds, the Bees and Feeding the World - All Rights Reserved |
||||||
