A woodland walk is a wonderful thing. Deep among the trees, where the air is unbeatably fresh, there’s an atmosphere of peace and calm. Forests also provide many raw materials, but what shape are they in?
The African Development Bank has proposed developing the continent's 400 million hectares of cultivatable savanna lands, but guest writers Sam Dindi and Esther Ngumbi explain the potential environmental impact.
Terrorism and climate change are widely considered as the two most significant threats of our time, but what few realize is to what extent the two are connected.
We must wean ourselves off unsustainable economic growth if we are to cut greenhouse gas emissions and avoid catastrophic climate change, say some economists. But what are the alternatives to growth?
Though a future in which all cars are electric is still decades away, carmakers such as VW, BMW and Daimler are busy showcasing their green models. The question is how ethically clean are they?
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