Global methane emissions soar to record high

Global emissions of methane have reached the highest levels on record. Increases are being driven primarily by growth of emissions from coal mining, oil and natural gas production, cattle and sheep ranching, and landfills.

Slivers of land could power cheaper, greener nitrogen fertilizers

Nitrogen-based fertilizer contributes to the high yields expected from crops in the developed world, but its high use also damages nearby waters and ecosystems. Conversely, developing countries that most need yield improvements ...

Water heaters' methane leaks are high, but fixable

Natural gas escapes from water heating systems through leaks and because some is not combusted by the burner. These tiny inefficiencies can add up: The resulting emissions of methane—a powerful greenhouse gas—for water ...

Returning land to nature with high-yield farming

The expansion of farmlands to meet the growing food demand of the world's ever expanding population places a heavy burden on natural ecosystems. A new IIASA study however shows that about half the land currently needed to ...

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