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Semi-arid Forests Could Reduce Global Warming

Semi-arid Forests Could Reduce Global Warming

Although new trees are cropping up in many places around the globe in an effort to fight climate change, it has become apparent that not all types of forests are created equal. A new study piloted by Weizmann Institute scientists suggests that planting trees that are...

A Rusy Green Early Ocean?

A Rusy Green Early Ocean?

Though they may seem rock solid, the ancient sedimentary rocks called iron formations – the world’s chief economic source of iron ore – were once dissolved in seawater. How did that iron go from a dissolved state to banded iron formations? Dr Itay Halevy and his group...