Sentences with phrase «than the global average under»

Not exact matches

The average American has a more than ten - square - acre footprint, while the global average is under three.

In fact, the mitigation pledges collected under the ongoing Cancun Agreements, conceived during the 2010 climate talks, would lead to global average temperature rise of more than 2 degrees Celsius, according to multiple analyses — and may not lead to a peaking of greenhouse gas emissions this decade required to meet that goal.

The normal cost of $ 122.50 per person is waived for children under 14 when applying together (cheaper than Global Entry on average).

Human induced trend has two components, namely (a) greenhouse effect [this includes global and local / regional component] and (b) non-greenhouse effect [local / regional component]-- according to IPCC (a) is more than half of global average temperature anomaly wherein it also includes component of volcanic activities, etc that comes under greenhouse effect; and (b) contribution is less than half — ecological changes component but this is biased positive side by urban - heat - island effect component as the met network are concentrated in urban areas and rural - cold - island effect is biased negative side as the met stations are sparsely distributed though rural area is more than double to urban area.

An increase in global average temperature from 12ºC to 13ºC takes place under very different climate dynamics than an increase from 5ºC to 6ºC.

«While the Paris Agreement does not address the issue of climate engineering expressly, the target of limiting global average temperature rise to no more than 2 °C (a goal that appears unlikely to be achieved in the absence of significant amounts of carbon removal) raises questions with respect to how the issue of carbon dioxide removal (CDR) and solar radiation management (SRM) technologies may be addressed under the Paris Agreement.

Model projections for precipitation changes are less certain than those for temperature.12, 2 Under a higher emissions scenario (A2), global climate models (GCMs) project average winter and spring precipitation by late this century (2071 - 2099) to increase 10 % to 20 % relative to 1971 - 2000, while changes in summer and fall are not expected to be larger than natural variations.

The economic constraint on environmental action can easily be seen by looking at what is widely regarded as the most far - reaching establishment attempt to date to deal with The Economics of Climate Change in the form of a massive study issued in 2007 under that title, commissioned by the UK Treasury Office.7 Subtitled the Stern Review after the report's principal author Nicholas Stern, a former chief economist of the World Bank, it is widely viewed as the most important, and most progressive mainstream treatment of the economics of global warming.8 The Stern Review focuses on the target level of carbon dioxide equivalent (CO2e) concentration in the atmosphere necessary to stabilize global average temperature at no more than 3 °C (5.4 °F) over pre-industrial levels.

-- In the event that the Administrator or the National Academy of Sciences has concluded, in the most recent report submitted under section 705 or 706 respectively, that the United States will not achieve the necessary domestic greenhouse gas emissions reductions, or that global actions will not maintain safe global average surface temperature and atmospheric greenhouse gas concentration thresholds, the President shall, not later than July 1, 2015, and every 4 years thereafter, submit to Congress a plan identifying domestic and international actions that will achieve necessary additional greenhouse gas reductions, including any recommendations for legislative action.

Sea - level projections by the Intergovernmental Panel on Climate Change (IPCC), by our research group and by others indicate that global average sea level at the end of the century would likely be about 1 - 2.5 feet higher under the Paris path than in 2000.

«Climate science» as it is used by warmists implies adherence to a set of beliefs: (1) Increasing greenhouse gas concentrations will warm the Earth's surface and atmosphere; (2) Human production of CO2 is producing significant increases in CO2 concentration; (3) The rate of rise of temperature in the 20th and 21st centuries is unprecedented compared to the rates of change of temperature in the previous two millennia and this can only be due to rising greenhouse gas concentrations; (4) The climate of the 19th century was ideal and may be taken as a standard to compare against any current climate; (5) global climate models, while still not perfect, are good enough to indicate that continued use of fossil fuels at projected rates in the 21st century will cause the CO2 concentration to rise to a high level by 2100 (possibly 700 to 900 ppm); (6) The global average temperature under this condition will rise more than 3 °C from the late 19th century ideal; (7) The negative impact on humanity of such a rise will be enormous; (8) The only alternative to such a disaster is to immediately and sharply reduce CO2 emissions (reducing emissions in 2050 by 80 % compared to today's rate) and continue further reductions after 2050; (9) Even with such draconian CO2 reductions, the CO2 concentration is likely to reach at least 450 to 500 ppm by 2100 resulting in significant damage to humanity; (10) Such reductions in CO2 emissions are technically feasible and economically affordable while providing adequate energy to a growing world population that is increasingly industrializing.

but this occurred under significantly different orbital forcing conditions» This is to make us believe that a global mean temperature could drive the melting or calving of the Greenland; but the Eemian diminution of the Greenland ice cap is by no means related to an average global temperature but to the local summer insolation that during the last interglacial was up to 30 W / m ² to 60 W / m ² stronger than today's.

Even on the Siberian continental margin, where water temperatures are colder than the global average, and where the sediment column retains the cold imprint from its exposure to the atmosphere during the last glacial time 20,000 years ago, any methane hydrate must be buried under at least 200 m of water or sediment.

Somewhat related, Snyder estimates the global average temperature during the previous interglacial (Eemian) to be warmer than now, whereas e.g. Hansen et al (2016, under review) argue that they are similarly warm.

All scenarios under current federal authority and announced state plans show the United States far off the pace of reductions the IPCC suggests are necessary by mid-century to prevent average global temperatures from increasing more than 2 degrees Celsius.