Adjusting to fluctuating temperatures

The duration of the vegetation period – i.e. the time that elapses between leafing out (the emergence of the first leaf) in spring and the initiation of leaf loss in autumn – is a highly significant ecological parameter ...

Hippo teeth reveal environmental change

Loss of megaherbivores such as elephants and hippos can allow woody plants and non-grassy herbs and flowering plants to encroach on grasslands in African national parks, according to a new University of Utah study, published ...

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