Tag Archives | biodiversity

Lifeline of a Healthy Ecosystem – World Wetlands Day 2012

This year the theme of World Wetlands Day will be ‘Wetlands & Tourism,’ celebrated on Thursday 2 February 2012. This will celebrate the 41st anniversary of the Ramsar Convention, an intergovernmental treaty signed on 2 February 1971 in Iran for the protection of wetlands worldwide. 160 countries have since signed the treaty.

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Why Natural Gardening?

It is important to remember that opting for alternatives to synthetic garden inputs is important, but also part of a wider system of enhancing natural cycles in your garden.  What is also needed is a changed approach to gardening because the transition to organics goes hand-in-hand with these system-wide changes of bringing nature back into […]

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World Wildlife Fund (WWF) calls for protection of ‘no-go’ mining areas

The World Wildlife Fund for Nature (WWF South Africa), together with numerous South African non-governmental organisations and the Centre for Environmental Rights, has handed over a list of areas to the Minister of Mineral Resources, Susan Shabangu, to be declared ‘no-go mining zones’. The list is aimed at assisting the minister in exercising her discretion […]

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Alien Giant Tortoise Helps Restore Ecosystem

Rather than wreaking havoc on a tiny island in the Indian Ocean — as alien species can sometimes do — a giant tortoise appears to be helping to restore the native ecosystem. Wildlife scientists introduced Aldabra giant tortoises — which can reach up to 661 pounds (300 kilograms) — to an island, called Ile aux […]

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Ecological Aspects of Artificial Water Provision in African Ecosystems

Waterholes play an important role in regulating animal behaviour and they influence the functioning of ecosystems.  Some examples include: Most conflicts between different species and between members of the same species occur when waterholes, water supplies or drinking space are limited.  Aggressive animals such as elephant, rhinoceros and buffalo have been known to kill and […]

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Biodiversity vital to streams as extinctions rise

As Earth enters a period of mass extinction, a study released on Wednesday offers a new reason to preserve biodiversity: it’s an effective, natural pollution scrubber in streams. Environmental activists have long warned that waning biodiversity means the loss of such ecological services as stream-cleaning, control of pests and diseases and increased productivity in fisheries. […]

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Dubai has most damaging eco footprint on Earth, WWF report

Humanity’s demands on natural resources are sky-rocketing to 50 per cent more than the earth can sustain, reveals the 2010 edition of WWF’s Living Planet Report – the leading survey of the planet’s health. The biennial report, produced in collaboration with the Zoological Society of London and the Global Footprint Network, uses the global Living […]

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