Water Scarcity8
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7 Billion on 10/31: The Numbers Can Be Scary
You can now watch the tape of “The World at 7 Billion: Sustaining Our Future,” the Earth Institute’s panel discussion held at Columbia Oct. 17 and featuring the presentation by Professor Joel E. Cohen on the “good and bad news” behind the growing world population.
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China’s Decade Plan for Water
For the first time, China’s No. 1 central document outlining the government’s priorities for the coming year focuses on the construction of water resources acknowledging its importance as a “strategic resource” and its necessity to the economy.
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Migration in the Face of Global Environmental Change
Over the past 40 years, coastal and inland water ecosystems experienced the greatest levels of net in-migration, vs. mountain, forest, cultivated, and dryland ecosystems, which experienced the greatest levels of net out-migration, says a new report.
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Sprouting Trees From the Underground Forest — A Simple Way to Fight Desertification and Climate Change
Beginning in Niger in the 1980s, Tony Rinaudo, an African aid missionary, began working with farmers to develop a new approach to reforesting degraded landscape. The practice he developed involved selective pruning of shrub shoots to a main stem, which was then pruned of its lower leaves and branches. Within a few years, new woodlands…
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In Dry Texas, Recycled Water Looks Better and Better
As the drought in Texas continues with no end in sight, some cities are turning to innovative water alternatives in an attempt to maintain quality of life as they know it. The new mindset includes viewing waste water as an asset.
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Can Canadian Water Slake America’s Need for Power?
At a time when the world is abuzz with talk of reducing carbon dioxide emissions to stem the tide of climate change, Canada’s surfeit of hydropower production appears an attractive option to people south of the border who still rely on fossil fuel-generated electricity.
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Water Problems Are Solvable: The International Water Forum at the UN
Water problems are solvable. None of the many challenges are outside of the ability of human-kind to respond and resolve. As with so many things, political will and money are needed, but the International Water Forum at the UN took it further; the general public has to understand and care before the political will and…
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Water, Oil, Food – A Crisis for Saudi Arabia and the World
A water crisis is unfolding in Saudi Arabia that could have profound implications for both the Saudi people and for the rest of the world.
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Bottled Water – Big Business in Indonesia
The movement to challenge the bottled water industry has come a pretty long way in countries like the USA, Australia and Canada. Public education campaigns by organizations like the Council of Canadians, Pacific Institute and Corporate Accountability International, have debunked the myth that bottled water is necessarily cleaner or healthier than tap water, and emphasized…
AGU25, the premier Earth and space science conference, takes place December 15-19, 2025 in New Orleans, Louisiana. This year’s theme—Where Science Connects Us—puts in focus how science depends on connection, from the lab to the field to the ballot box. Once again, Lamont-Doherty Earth Observatory and Columbia Climate School scientists, experts, students, and educators are playing an active role, sharing our research and helping shape the future of our planet. #AGU25 Learn More
