Sentences with phrase «of peat deposits»

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.

Not exact matches

For example, long boggy brown peat cores that record millennia of deposits suddenly turn black as night at their tops from the recent addition of sooty carbon.

«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.»

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.

or you can read the following excerpts and see Sequential radiocarbon measurement of bulk peat for high - precision dating of tsunami deposits

The researchers took advantage of the calcium - rich deposits that lie beneath the peatland, measuring calcium to trace the upward movement of groundwater in the peat.

North Carolina's Albemarle - Pamlico peninsula is a patchwork of peat soils called pocosins (Algonquin for «swamp on a hill»), thick deposits of decomposed plant matter that store high amounts of carbon.

Hergoualc» h explains that in their natural state, peatlands are flooded for part of the year, leading to a slow decomposition of organic matter deposited by plants, and eventual accumulation of carbon in the form of peat.

Pollen analysis - A technique of both relative dating and environmental reconstruction, consisting of the identification and counting of pollen types preserved in peat, lake sediments and other deposits.

An enormous deposit of organic carbon forming a thick, peat - like under - layer.

does the 15ppm consider CO2 contributed from deforestation (which as this becomes more extensive against the growing population, the atmosphere breaks well beyond saturation point as trees can not convert CO2 fast enough to combat the production), the burning of peat, the likely disturbances and resulting CO2 emitted from deep sea drilling (i.e. decomposed life forms from the ocean bed reaching the atmosphere) the CO2 deposits from extensive farming, the population of all mammals exhaling CO2, chemical productions with CO2 bi-products and all other man related processes that give off CO2?

Coastal mangrove forests can contain much more carbon per unit area than their terrestrial counterparts: This coastal «blue» carbon has been deposited on every tide over thousands of years and is stored in deep peat soils.

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.

Despite slow rates of plant growth in the Arctic and sub-Arctic latitudes, massive deposits of peat have accumulated there since the last glacial maximum (Smith et al., 2004; MacDonald et al., 2006).