Earth

Cities are playing a more and more important role in human economic and cultural development, while also exerting great impacts on the environment. Being able…
Read more

Arachis diogoi, a wild diploid species related to the cultivated peanut, is resistant to the late leaf spot pathogen Phaeoisariopsis personata, which is one of…
Read more

It is not rare to find in the fossil record of vertebrates cases in which fossils from one or few extinct species predominate over others…
Read more

THE QUESTION When we think about a tropical site, what commonly comes in mind is heat, rainforests, beaches, and colorful reefs. The tropics are the…
Read more

Ice streams and outlet glaciers are relatively fast-flowing regions of ice that are adjacent to nearly stagnant ice or mountains. These ice streams are visible…
Read more

THE QUESTION Biodiversity  – the richness of species found at a given location – is critical to maintaining ecological processes and the benefits provided to…
Read more

The presence of soluble salts, such as sodium chloride, in agricultural soils can dramatically reduce crop yield. In irrigated agriculture, especially in arid and semi-arid…
Read more

Hurricane effects are increasing in recent times; every day we hear in the news reports of a new high-impact meteorological phenomenon in different parts of…
Read more

Dams have expanded rapidly in the world. People focus on issues ranging from irrigation, hydroelectric power, water resource allocation, and ecological restoration and believe it…
Read more

Think about what you drank today. Odds are, you drank water at some point. For most of us, particularly in more developed countries, water might…
Read more

Why are forests relevant? Forest ecosystems contain large amounts of different groups of organisms and play a key role in biodiversity conservation across the world’s…
Read more