In the fight against climate change, one suggested strategy is to raise tree cover in the world’s savannas, either via the planting of new trees or fire suppression.
A new study of African savannas suggests that increasing tree cover to increase the uptake of carbon dioxide is far less effective than previously estimated.
An asteroid that struck Earth 66 million years ago killed nearly all dinosaurs, plants, and animals. So how did some creatures survive the mass extinction?