Study exposes global ripple effects of regional water scarcity

Ecology, Threats

Study exposes global ripple effects of regional water scarcity

Water scarcity is often understood as a problem for regions experiencing drought, but a new study led by Tufts University researchers finds that not only can localized water shortages impact the global economy, but changes in global demand can have positive and negative ripple effects in river basins across the globe.

In addition to Tufts engineers, the team included experts from the Joint Global Change Research Institute at the Pacific Northwest National Laboratory, and Cornell University.

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Make it rain: US states embrace ‘cloud seeding’ to try to conquer drought

Ecology, Threats

Make it rain: US states embrace ‘cloud seeding’ to try to conquer drought

Cloud seeding involves adding small particles of silver iodide to clouds to spur rainfall – but will it work?

With three-quarters of the US west gripped by a seemingly ceaseless drought, several states are increasingly embracing a drastic intervention – the modification of the weather to spur more rainfall.

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