When tree planting actually damages ecosystems

Tree planting has been widely promoted as a solution to climate change, because plants absorb the climate-warming gases from Earth's atmosphere as they grow. World leaders have already committed to restoring 350m hectares ...

Ancient livestock dung heaps are now African wildlife hotspots

Often viewed as wild, naturally pristine and endangered by human encroachment, some of the African savannah's most fertile and biologically diverse wildlife hotspots owe their vitality to heaps of dung deposited there over ...

Scientists dispute missing dryland forests

Scientists are disputing the possibility that a significant portion of the world's forests have been missed in an earlier accounting of ecological diversity.

Shallow soils promote savannas in South America

New research suggests that the boundary between South American tropical rainforests and savannas is influenced by the depth to which plants can root. Shallow rooting depth promotes the establishment of savannas. Previous ...

Expanding tropical forest spells disaster for conservation

A North Carolina State University study shows that fire suppression efforts in Brazilian savannas turn many of those areas into forest lands, with negative consequences for the plants and animals that live there.

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