Study clarifies nitrogen's impact on soil carbon sequestration

Soil organic carbon is a cornerstone of soil health. It improves soil structure while enhancing water- and nutrient-holding capacity, key factors for any agricultural production system. To build it up, farmers incorporate ...

Scientists begin studying 50-year-old frozen Apollo 17 samples

Scientists at NASA's Goddard Space Flight Center in Greenbelt, Maryland, recently received samples of the lunar surface that have been curated in a freezer at NASA's Johnson Space Center in Houston since Apollo 17 astronauts ...

What you need to know about soil to keep your garden healthy

As the weather warms and days lengthen, your attention may be turning to that forgotten patch of your backyard. This week we've asked our experts to share the science behind gardening. So grab a trowel and your green thumbs, ...

Largest recorded tundra fire yields scientific surprises

In 2007 the largest recorded tundra fire in the circumpolar arctic released approximately as much carbon into the atmosphere as the tundra has stored in the previous 50 years, say scientists in the July 28 issue of the journal ...

Two-thirds of the world's biodiversity lives in the soil

Coral reefs, the deep sea or the treetops of the rainforests are considered the main hotspots of biodiversity. However, they all trail behind the soils. According to a new study, soils are the most species-rich ecosystems ...

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