Global assessment of nitrogen deposition effects
on terrestrial plant diversity: a synthesis.
Not exact matches
The value of sacramental images of hope is that they keep our religious life firmly
planted on the
terrestrial ground from which we have ourselves sprung.
Comprised of carbon and hydrogen, in closed growing environments, like
on a spacecraft or in a
terrestrial greenhouse or a land - base perishable cooler, ethylene builds up rapidly and causes
plants to mature too quickly.
Balmy ocean waters are putting the squeeze
on phytoplankton, tiny
plants that collectively fix as much carbon dioxide as all
terrestrial greenery combined.
This global biological recordbased
on daily observations of ocean algae and land
plants from NASAs Sea - viewing Wide Field - of - View Sensor (SeaWiFS) missionwill enable scientists to study the fate of atmospheric carbon,
terrestrial plant productivity and the health of the oceans food web.
Using data from several sources
on 162
terrestrial animals and
plants unique (endemic) to the Albertine Rift, the researchers used ecological niche modeling (computer models) to determine the extent of habitat already lost due to agriculture, and to estimate the future loss of habitat as a result of climate change.
In recent years our incredibly varied geology has provided the oldest known vascular land
plants, evidence of the oldest herbivores, as well as the earliest examples of
terrestrial footprints («Did centipedes take the first steps
on terra firma?»
Given the dearth of
terrestrial plants on islands in the Gulf of California, Polis and Hurd set out to discover where the energy in the spiders» food came from.
Electric currents that flow into and out of the ionosphere, which AMPERE monitors, have various effects
on it as well as the atmosphere in general that can cause problems with tracking LEO space debris, the use of GPS systems, and even
terrestrial power
plants — as was the case when a geomagnetic storm took down Quebec's power grid in 1989, Anderson says, adding, «The operators didn't know what was happening.»
Comment
on: Keppler et al., Methan emissions from
terrestrial plants under aerobic conditions, Nature 439, 187 - 191 (12 January 2006)
Sauropod remains have been found
on every continent, and they were one of the most important groups of
terrestrial giant
plant eaters, or megaherbivores, throughout the Jurassic and Cretaceous periods (201 million to 66 million years ago).
For 20 Million Years, the Diversity of Large
Terrestrial Mammals Depended on Plant Growth (15/09/2016) For more than 20 million years, the ups and downs of diversity in terrestrial large mammals were determined by primary production, i.e. net production of pla
Terrestrial Mammals Depended
on Plant Growth (15/09/2016) For more than 20 million years, the ups and downs of diversity in terrestrial large mammals were determined by primary production, i.e. net production of plant bio
Plant Growth (15/09/2016) For more than 20 million years, the ups and downs of diversity in
terrestrial large mammals were determined by primary production, i.e. net production of pla
terrestrial large mammals were determined by primary production, i.e. net production of
plant bio
plant biomass.
Based
on 14,000 fossils, the scientists reconstructed the diversity of
terrestrial large mammals and compared it with data
on the biomass production of
plants during the same time period.
They studied
terrestrial plant waxes, a layer
on the
plant's surface protecting against dehydration and microbial attack, which are preserved in the sediment.
Proof of past climatic conditions found in
terrestrial plant waxes Niedermeyer and her colleagues worked
on a marine sediment core which was collected off the coast of western Sumatra at a depth of 481 meters.
The government has secretly been holding a «MUTO» (massive unidentified
terrestrial organism)
on the site of the former
plant.
The ocean, with around 38,000 gigatons (Gt) of carbon (1 gigaton = 1 billion tons), contains 16 times as much carbon as the
terrestrial biosphere, that is all
plant and the underlying soils
on our planet, and around 60 times as much as the pre-industrial atmosphere, i.e., at a time before people began to drastically alter the atmospheric CO2 content by the increased burning of coal, oil and gas.
There are a lot of hypothetical deliberations
on where this «missing» CO2 is going: into increased
terrestrial plant photosynthesis or soil absorption, dissolved into the ocean, where it is buffered chemically or converted by photosynthesis from phytoplankton, entering the food chain and possibly getting converted to carbonates that eventually end up
on the ocean floor, into limestone through weathering or dissipated into space, etc..
Terrestrial palaeoclimate reconstructions based
on botanical proxies (pollen and seed productivity, stomatal frequency) do not account for
plant physiological response to low atmospheric CO2 levels.
Based
on measurements of ecosystem CO2 flux, radiation absorption by
plants, crop yields and a model simulating the
terrestrial biosphere, a multinational team of researchers has found that during July and August 2003, 500 million tonnes of carbon escaped from the forests and fields across Europe as a result of extreme heat and drought.
(12) other State - based strategies that comprehensively implement adaptation activities to remediate the effects of climate change and ocean acidification
on terrestrial, marine, and freshwater fish, wildlife,
plants, and other natural resources.
The ability of
terrestrial vegetation to both take up and release carbon and water makes understanding climate change effects
on plant function critical.
Long - term CO2 enrichment studies confirm the findings of shorter - term experiments, demonstrating numerous growth - enhancing, water - conserving, and stress - alleviating effects of elevated atmospheric CO2
on plants growing in both
terrestrial and aquatic ecosystems.
Terrestrial plants thrive
on carbon dioxide, while hydrogen sulfide kills them.