Before global warming, was the Earth cooling down or heating up?

Accurate climate models play a critical role in climate science and policy, helping to inform policy- and decision-makers throughout the world as they consider ways to slow the deadly effects of a warming planet and to adapt ...

Soil microbes use different pathways to metabolize carbon

Much of what scientists think about soil metabolism may be wrong. New evidence from Northern Arizona University suggests that microbes in different soils use different biochemical pathways to process nutrients, respire, and ...

Studying the effects of dust and drought on climate change

Atmospheric dust plays a key role in Earth's climate system. While it can have a positive impact, such as fertilizing the soil, dust can also have a negative impact on our planet's ecosystems, affecting everything from the ...

New study suggests wildlife may be answer to phosphorus crisis

Modern agriculture is underpinned by a steady supply of fertilizer. However, one of the main ingredients of fertilizer, phosphorus, is running out, putting pressure and financial strain on farmers throughout the world. Now, ...

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