Day: February 10, 2009

Water scarcity in South Asia

The latest UNEP publication is stressing the importance of water issues in South Asia (from Iran to India and Bangladesh), a region accounting for a fourth of human population but only a twentieth of the planet’s freshwater resources. Among the main threats are over-exploitation, pollution, high population growth and the lack of cooperation between neighboring …

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The end of nuclear waste ? Part II

Last week I wrote about a technology that decreases the amount of radioactive waste by hybridizing fission and fusion. Now comes another breakthrough as TerraPower prepares to launch reactors using depleted uranium. Such material would lead to lower risks of nuclear proliferation. Additionally, the amount of uranium on Earth could last centuries or even millennium …

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