Like all amphibian species, populations of frogs and toads have been on the decline for decades. However, 17 species – 14 frogs and 3 toads – are still represented in Pennsylvania. Some are considered ...

Questions: What is the optimum combination of image dates across a growing season for tree species differentiation in multi-spectral data and how does species composition affect overstorey canopy ...

It's a rich and complex ecosystem that can help natural biodiversity to return. Elizabeth has worked since 2010 as a writer and consultant covering gardening, permaculture, and sustainable living. She ...

This is a preview. Log in through your library . Oikos is a journal issued by the Nordic Ecological Society and is one of the leading peer-reviewed journals in ecology. Oikos publishes original and ...

New evidence from South China reveals how early humans adapted to environmental transformations during the Late Pleistocene.

The largest U.S. wildfires in the last decade of record-breaking blazes have been in the wilds of Alaska, where fires have blackened more than a half-million acres at a time. A new study predicts more ...