Related topics: soil

Oldest DNA reveals life in Greenland two million years ago

Scientists discovered the oldest known DNA and used it to reveal what life was like 2 million years ago in the northern tip of Greenland. Today, it's a barren Arctic desert, but back then it was a lush landscape of trees ...

Finding more sustainable ways to cultivate rice crops

Rice farmers depend on phosphorous fertilizers to maximize their yields of this major staple food, which helps nourish more than half of the world's population. However, there is a finite supply of the nutrient available ...

Soil sensor yields beneficial information for farmers

If you're a gardener, you know that planting seeds in the ground doesn't always mean you'll have a good yield at the end of growing season. On a personal level, this can be disappointing. Farmers are in charge of growing ...

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