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( Article Type: Explanation )

Bacteria are single-cell organisms. Whilst in the direct human context bacteria are often seen as a problem, they form a key part of the functioning of natural ecosystems.

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Baobab Trees

( Article Type: Explanation )

The baobab tree is found throughout Africa, generally at low altitudes and in the hotter, drier areas. In fact, so widespread is the tree that, to many people, it is an icon, symbolic of the continent itself.

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Basel Convention

( Article Type: Explanation )

The Basel Convention or the 'Basel Convention on the Control of Transboundary Movements of Hazardous Wastes and their Disposal' is a United Nations Convention administered by a secretariat based in Geneva, Switzerland.

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( Article Type: Explanation )

Bio-remediation is the method of using living organisms as a means of cleaning up or removing pollution from soil or water. Usually, this is done using special types of micro-organisms, such as natural or bio-engineered bacteria, which convert the po

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( Article Type: Explanation )

Biodegradable means that a substance can be broken down by living organisms such as microbes and bacteria and absorbed into the environment without leaving toxic or long-lived residual substances.

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( Article Type: Explanation )

Biological diversity - or biodiversity - is a term used to describe the variety of life and the interactions between living organisms.

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Biodiversity & the Sixth Extinction

( Article Type: Overview )

‘For each of the Big Five [extinctions] there are theories of what caused them, some are compelling, but none proven. For the sixth extinction, however, we do know the culprit. We are.’ – Leakey & Lewin (1995)

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Biodynamic Agriculture

( Article Type: Explanation )

Biodynamic agriculture is a worldwide movement that uses an approach to sustainable agriculture based on the philosophy of Rudolf Steiner as enumerated in a series of eight lectures given to farmers in Europe in 1924.

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( Article Type: Explanation )

Biofuels are liquids, solids or gases derived from sustainable renewable sources, whose use instead of fossil-based fuel is an important route by which to achieve major gains in the reduction of carbon emissions.

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Biological Pest Control

( Article Type: Explanation )

Biological pest control is man's use of a specifically chosen living organism to control a particular pest. The chosen organism may be a predator, parasite or disease, which will attack the harmful insect.

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