Sentences with phrase «peat deposits»
"Peat deposits" refers to layers or accumulations of partially decayed plant material, mainly consisting of mosses and other wetland plants, that have built up over time in certain areas. It is often found in wet, boggy or marshy environments and has been used as a source of fuel for heating and cooking, as well as for gardening and horticulture purposes. Full definition
«These include the sharp mud - over-peat contacts that are laterally continuous over 5 kilometers, changes in fossil foraminifera assemblages across the buried peat contacts, long - lasting submergence also derived from fossil foraminifera records, and radiocarbon ages of plant macrofossils taken from buried peat deposits that are consistent with other southern Cascadia earthquake chronologies derived from buried peat and tsunami deposits.»
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Eugene Kolesnikov, a geochemist at Moscow State, and his colleagues excavated trenches in peat deposits near the lake, a tough job given the resistance of the hard permafrost layer below the surface.
Scientists discovered the fossils in ancient peat deposits at the Tevshiin Govi mine in the steppes of central Mongolia.
Similar peat deposits are found along the United States coast from southern Virginia to southern Georgia.
I believe that the formation of peat deposits is very well understood and involves the dead wood falling into an anaerobic (no oxygen) environment, (eg stagnant water) so that the general equation C+O 2 — > CO2 can not take place.
Indonesian forests are home to roughly 60 percent of the world's tropical peatlands, where decayed vegetation or organic matter has accumulated in the soil layers and created peat deposits that can be up to 10 meters deep.
I refer to the carbon held in undersea methane hydrate deposits, the methane held in tundral permafrost, the organic carbon held in broad scale peat deposits, the organic carbon held in deep sea ooze deposits, the inorganic carbon held in outcropping karstic limestones, calcretes etc., etc..
The three independent temperature proxies measured from the same peat deposit converge on an Arctic MAT for the Pliocene of ∼ 0 °C that corresponds with a ΔMAT of ∼ 19 °C (Table 1).
Here, we estimate mean annual temperature (MAT) based upon three independent proxies from an early Pliocene peat deposit in the Canadian High Arctic.
Based on those long cylindrical cross sections of soil, the researchers calculated that the peat deposits found in the jungle, some as deep as 5.9 meters, boost the global estimated amount of peat in the tropics by 36 percent.
The peat deposits include fossilized plants indicative of a boreal - type wetland forest, and have yielded other fossils, including fish, beaver, small carnivores, deerlets, and a three - toed horse.
Drought conditions can effectively transform peat bogs from sulfate sinks to sources by oxidizing the peat deposits and mobilizing the sulfate that they had previously sequestered.
One could dig up soil from lake beds or peat deposits, dissolve away in acids everything but the sturdy pollen, and after some hours at a microscope know what kinds of flowers, grasses or trees had lived in the neighborhood at the time the layer of lake - bed or peat was formed.