These short - term cycles don't have long - term effects on the Earth's temperature, unlike the continuing upward trend caused by global warming
from human greenhouse gas emissions.
It is increasing clear that climate models simply predict too much warming
from human greenhouse gas emissions.
Recent scientific studies have made a strong link between the historic California drought and ongoing changes to Earth's climate resulting
from human greenhouse gas emissions.
On the other hand, 42 papers or about 62 % of scientific papers of this same period predicted the earth would warm
from human greenhouse gas emissions.
Technology will advance far enough during that time to make the issue of runaway warming or climate change tipping points
from human greenhouse gas emissions moot historical footnotes.
We agree, because the scientific debate has moved on from the fundamentals — there is no scientific debate about the fact that the globe is warming
from human greenhouse gas emissions.
Come the cold season, whenever there is some type of strong storm system near the U.S. Eastern Seaboard — be it a Nor» easter, a blizzard, or ex-hurricane Sandy — you don't have to look very hard to find someone who will tell you that this weather is «consistent with» expectations of climate change resulting
from human greenhouse gas emissions.
Not exact matches
It commits rich and poor nations to rein in rising carbon levels and is an attempt to eliminate net
greenhouse gas emissions from human activity this century.
Trump's stance on the environment contradicts thousands of scientists and decades of research, which has linked many observable changes in climate, including rising air and ocean temperatures, shrinking glaciers, and widespread melting of snow and ice, to an increase in
greenhouse gas emissions from human activities.
As well as explaining that the production of meat — on its journey
from farm to fork — is responsible for 15 per cent of the planet's harmful
greenhouse gas emissions, it underlines that raising equivalent amounts of grain or vegetables for
human consumption uses far less land, water and resources.
The findings are the first to note increased
greenhouse gas emissions due to antibiotic use in cattle; a recent study suggests that methane
emissions from cud - chewing livestock worldwide, including cows, account for about 4 % of the
greenhouse gas emissions related to
human activity.
Pruitt is currently participating in a lawsuit against the EPA's regulations to reduce
greenhouse gas emissions from power plants and denies the overwhelming scientific consensus on
human - caused climate change.
German researchers suggest that
greenhouse gas emissions from human activity are linked to an increase in extreme weather events
On the current trajectory,
greenhouse gas emissions from cars, trains, ships and airplanes may become one of the greatest drivers of
human - induced climate change, according to a draft of the forthcoming U.N. fifth assessment report on mitigation of climate change.
That has squeezed out the Quino checkerspot butterfly's habitat, and with the climate changes coming as a result of
human greenhouse gas emissions, its listing as an endangered species by the U.S. government may not be enough to save the pretty little butterfly
from extinction.
Since levels of
greenhouse gases have continued to rise throughout the period, some skeptics have argued that the recent pattern undercuts the theory that global warming in the industrial era has been caused largely by
human - made
emissions from the burning of fossil fuels.
Global warming became big news for the first time during the hot summer of 1988 when now - retired NASA climate scientist James Hansen testified before Congress that the trend was not part of natural climate variation, but rather the result of
emissions of CO2 and other
greenhouse gasses from human activities.
It was clear that climate change is an energy problem — burning fossil fuels to generate energy accounts for 74 per cent of
human - made
greenhouse gas emissions — but I could see that it was very difficult to change the energy industry
from the outside and very little was happening on the inside.
But the paper «Political influences on
greenhouse gas emissions from U.S. states» adds what the MSU researchers say is an important layer to understanding
human impact on climate change.
WASHINGTON, June 10 (Reuters)- The U.S. Environmental Protection Agency on Wednesday said
greenhouse gases from aircraft endanger
human health, taking the first step toward regulating
emissions from the domestic aviation industry.
Although carbon dioxide accounts for the vast majority of
greenhouse gas emissions from human activities, methane
emissions are also an important factor driving climate change.
Moreover, it appears likely that essentially all of this increase results
from the
human emission of
greenhouse gases.
http://www.enterprisemission.com/ [Interplanetary] The claim is being used to encourage listeners to conclude that
greenhouse gas emissions from human activity is probably minor.
Because it contains
greenhouse gases from a time before
human emissions complicated the picture, the ancient air offers scientists clues to future climate patterns.
The past century has seen a 0.8 °C increase in average global temperature, and according to the IPCC, the overwhelming source of this increase has been
emissions of
greenhouse gases and other pollutants
from human activities.
Known as a «co-benefit,» using state of the art models for
human and natural systems, along with climate projections
from the international community, the team was able for the first time to put a value on the global air pollution benefits of cutting
greenhouse gas emissions over the 21st century.
Carbon dioxide and other
greenhouse gas emissions from human activities.
In the first,
human greenhouse gas emissions, mainly
from burning fossil fuels, create climate disruption, and then a hotter world.
It should be pointed out here, that the amount of change in downward heat radiation
from changes in cloud cover in the experiment, are far greater than the gradual change in warming provided by
human greenhouse gas emissions, but the relationship was nevertheless established.
Reject
Greenhouse Gas emissions reductions schemes that come from high - risk technologies which create irreversible damage to human and planetary health including tar sands, shale gas, nuclear energy, and geo - engineeri
Gas emissions reductions schemes that come
from high - risk technologies which create irreversible damage to
human and planetary health including tar sands, shale
gas, nuclear energy, and geo - engineeri
gas, nuclear energy, and geo - engineering;
At a time when
greenhouse gas emissions from human activities are at historically high levels and glaciers are melting, Purple poses the question of
human responsibility.
Mr. McCain has been an interesting voice on global warming, given that he broke with President Bush and most of his party years ago, acknowledging that the buildup of
greenhouse gases from human activities was risky and mandatory steps were needed to curb
emissions.
After 20 years of unfulfilled aspirational pledges (the original Framework Convention on Climate Change), seemingly dead - end detours (the Kyoto Protocol) and relentlessly rising
greenhouse -
gas emissions, the world may be better off shifting
from climate - centric diplomacy to a slate of efforts aimed at advancing the
human condition in ways that limit climate - related risks.
Quick progress in curbing
emissions of carbon dioxide, the main
human - generated
greenhouse gas, could be achieved by using capital
from rich countries to help prevent the destruction of tropical forests (and resulting
greenhouse -
gas emissions), Mr. Gore said.
Emissions of the main
human - generated
greenhouse gas are surely tracking the reversal in electricity output, given that the vast majority of the country's electricity comes
from burning coal.
But a story I've just written describes how scientists probing lakes, ice and old trees
from Alaska to Siberia have found out just how big a poke
humans appear to be giving that system through
emissions of heat - trapping
greenhouse gases (and probably heat - trapping soot, too).
That the threat posed by the buildup of heat - trapping
greenhouse gases in the atmosphere
from human activities is sufficient to justify a concerted, sustained effort to curb, and eventually deeply cut, such
emissions.
What makes the climate predicament even tougher is the uneven nature of
human development, and the reality that nearly all of the growth in
emissions of
greenhouse gases is coming
from a near - inevitable burst of fossil fuel combustion in fast - growing developing countries.
«The primary cause of both trends is
emissions of carbon dioxide and other
greenhouse gases from industry, transport and other
human activities.
In the entirely subjective opinion of a particular group of IPCC authors, it's «extremely likely» (95 % certain) that «more than half of the observed increase in global average surface temperature
from 1951 to 2010» was caused by
human - generated
greenhouse gas emissions (see the bottom of p. 13 here).
Rest assured, though, Bozo will rise again — despite a near - continuous barrage of blows supporting the idea that the climate's sensitivity to
human greenhouse gas emissions is far too low to justify any of the expensive and futile actions emanating
from Washington and Brussels.
Human activity — particularly the production of
greenhouse gasses from fossil fuel
emissions — is reshaping our planet, effecting rapid environmental change at a rate never seen before.
I intend both to «follow the money» (flowing primarily
from special interests opposed to regulation or taxation of
greenhouse gas emissions) and to «follow the science» (by exposing the most egregious flaws in the «evidence» against the attribution of contemporary climate change primarily to
human causes).
Greenhouse gases can be attributed to about 0.9 °C of this warming, but it has been partially offset by about 0.3 °C cooling
from human aerosol
emissions.
In the 1980's,
greenhouse gas (GHG)
emissions from human activity became a worldwide concern and are a possible cause of climatic changes.
In the causal chain that stretches
from human activities, to
greenhouse -
gas emissions, to
greenhouse -
gas concentrations, to temperature rise, to climate damages, there are all kinds of scientific uncertainties.
«The verdict is in: Global warming is real and
greenhouse -
gas emissions from human activity are the main cause.
of today's yearly
emissions from human activities, making the reduction of
greenhouse gases in the atmosphere a much more difficult task.
To hold the temperature increase to about 1.5 degrees, the globe would need to cut its
greenhouse gas emissions to zero by 2050, and then have negative
emissions, meaning «the sum of all
human activities is a net removal of CO2
from the atmosphere,» the study says.
One passage written by Heartland reads, «Scientists who study the issue say it is impossible to tell if the recent small warming trend is natural, a continuation of the planet's recovery
from the more recent «Little Ice Age,» or unnatural, the result of
human greenhouse gas emissions.»