Sentences with phrase «peat during»

An object found near an ancient lake in - filled with peat during the Mesolithic Period could be the world's oldest crayon.

Not exact matches

In O'Neal's most dominant seasons (he was Finals MVP every year during the Lakers» three - peat from 2000 through» 02) he would attempt at least one field goal every 2.0 minutes of playing time; last year that figure was one shot every 2.6 minutes.

«There is a very strong relationship between the moisture of the peat and the survival of the larvae of the crane fly during summer.

However, peat formed during these warm intervals was not extensively decomposed compared to peat formed during cooler periods.

Since they began forming 12,000 years ago in glacial hollows carved out during the last ice age, peat bogs have been squirrelling away carbon that would otherwise leak into the atmosphere.

The haze is caused by forest clearing in Indonesia during the annual dry season, particularly when fires are set to clear undergrowth which then spark fires in layers of peat.

The researchers from the Department of Primary Industries, Parks, Water & Environment (DPIPWE) and the University of Tasmania made the discovery during a survey of peat - bound karstic wetlands — an unusual type of swamp which occurs only in peaty soils underlain by limestone and similar carbonate rocks.

Roaring Cave, or Uamh an Tartair, in northwest Scotland, is a shallow cave beneath a blanket of peat that has accumulated during the past 4000 years.

The amount of carbon released from peat and forest fires in Indonesia during 1997.

In Hot dry conditions in Indonesia during the period led to an increase in fires, including a large peat fire that burned huge amounts of stored carbon.

The amount of carbon released from peat and forest fires in Indonesia during 1997.

The haze was caused by the spread of vast smoldering peat fires in Indonesia, burning below the surface for months during the El Niño climate event.

By using dual radioactive tracers with differing lifetimes, Wilson et al. [2017] found short term increases in CH4 and CO2 release during periods of thaw in a discontinuous permafrost were generally offset by long - term accumulation of peat in the ensuing millennia, leading the regions to continue to be net carbon sinks with negative atmospheric radiative forcing, given the long life - time of atmospheric CO2.

They found that during the dry and transitional phases, contemporary precipitation penetrated only 1 meter into the peat, but by the onset of the moist phase it had flushed the top 2 meters.

(05/28/2014) Haze caused by burning peat forests in Indonesia kills an average of 110,000 people per year and up to 300,000 during el Niño events, while releasing hundreds of millions of tons of greenhouse gases into the atmosphere, warns a new report from Greenpeace.

«When the peat is cleared, the natural nitrogen found in the soil is not available for plants, so to ensure that the young oil palms thrive, intensive fertiliser is added during the first three to four years of the plantation.

The authors note that degraded peatland will have a higher density because of peat compaction, resulting in more methane emissions during a fire.

«Once these fires get underground into the peat, they don't stop burning until the seasonal rains return, and that happens later during El Niño episodes,» Field said.

None of the four Tiljander proxies used in Mann08 can be meaningfully calibrated to the instrumental temperature record, the result of progressive contamination of any climate signals during the 19th and 20th centuries by local activities (farming, peat cutting, road building, bridge reconstruction, lake eutrophication).

Organizers of the Asian Games are wary of the event being hit by haze from brush and peat fires in Sumatra.The government has called on pulpwood and oil palm companies to take steps to prevent fires during this year's dry season.

Lake and ocean sediment profiles, peat bogs, and ice — in both remote and industrialized regions — suggest that natural background levels of mercury have increased during the past 150 years (1).

In both the United States and Europe, however, most sediment and peat record reconstructions show higher deposition of atmospheric divalent mercury during the 1970s (10, 11, 14), simultaneous with the peak in worldwide production of mercury of ≈ 107 kg year − 1 (Fig. 2B)(49).

[10] However, it is undisputed fact that peat is formed during 10,000 years in favourable conditions.