Sentences with phrase «leaching out of the soil»

According to Dohm, this is a likely indication that the elements were leached out of the soil by runoff water and concentrated in sediment on the muddy floor of a standing ocean.

New research reveals that charred plant material is leaching out of the soil and into rivers, eventually making its way to the ocean.

One major question revolves around how much of the mercury would leach out of the soil into surrounding waterways, according to Steve Sebestyen, a research hydrologist at the USDA Forest Service in Grand Rapids, Minnesota, who was not involved with the new research.

Leaching out of the soils, reactive nitrogen can make groundwater and surface water unfit for human consumption.

Not exact matches

Usually, saline soils are a problem in climates in which rainfall is insufficient to leach the salts out of the soil.

Given the material's half - life, they estimate that it will take between 630 and 2200 years for just half of the black carbon to leach out of the region's soils.

But it seems pretty clear that small - scale urban farm biogas digestion has great potential for gleaning energy from urban waste streams, recapturing valuable nutrients and returning them to the soil, and of course keeping rotting matter out of landfills7mdash; preventing both methane emissions and leaching in the process.