Sentences with phrase «catastrophic impacts»

The imperative for carbon reduction is urgent — In order to limit the global mean temperature increase over historical norms to about 2 degrees Celsius (the temperature at which there is a high probability of catastrophic impacts), global emissions need to be reduced approximately 40 - 70 % below 2010 levels by 2050, with CO2 emissions peaking soon (IPCC, 2014).

The imperative for carbon reduction is urgent — In order to limit the global mean temperature increase over historical norms to about 2 degrees Celsius (the temperature at which there is a high probability of catastrophic impacts), global emissions need to be reduced approximately 40 - 70 % below 2010 levels by 2050, with CO

But if we used solar geoengineering to offset a smaller amount of warming, perhaps just a few tenths of a degree, they say it might be phased down over half a century without catastrophic impacts.

Leading scientists have issued urgent warnings that future warming must be limited to no more than 1 ° C (1.8 ° F) above year 2000 levels, in order to avoid triggering climate feedbacks leading to even greater warming, and therefore catastrophic impacts such as 20 feet of sea level rise and extinction of a third of the world's species.

Some argue even 2 degrees is way too high, noting this would still involve catastrophic impacts such as the likely loss of all coral reefs, quite considerable sea level rise, increased extreme weather and unstable food supplies.

And it increases the risk of truly catastrophic impacts, such as several meters of sea - level rise.

Nuclear's travails represent a major setback in the global quest to curb carbon emissions; if solar's rise similarly stalls, then the world won't get a third try at decarbonization before the potentially catastrophic impacts of climate change set in.

We are nowhere near being able to stabilize emissions at levels that many people believe will be necessary to avoid catastrophic impacts on human societies and the environment.

The most telling point at this juncture is obviously the absence of any of the predicted catastrophic impacts of AGW.

Of course, entirely missing from the article is the urgent need to reduce greenhouse gas pollution to avoid the increasingly catastrophic impacts to California and the rest of the world.

The catastrophic impacts of climate change will ensure that Vietnam, its neighbors, and the entire world will pay a heavy price for continuing to rely on dirty coal.

The Philippines» Climate Change Commission secretary said the index was a validation that poorer countries are «becoming more and more vulnerable» to potentially catastrophic impacts of climate change.

We must act now to protect coastal Virginia from the catastrophic impacts of climate change.

And with the catastrophic impacts of the climate crisis bearing down on us, it's no small thing to be presented with a clear set of possibilities for quickly and significantly slowing warming.

and, (d) Whether those causing climate change have obligations to act now because if the world waits to act until all uncertainties are resolved it will likely be too late to prevent catastrophic impacts to others and to stabilize greenhouse gas atmospheric concentrations at safe levels?

It ignores the pipeline's significant risk for toxic spills, ignores its catastrophic impacts on our climate, and ignores the clear consensus among financial analysts and oil executives who agree Keystone XL will make the difference in tar sands development.»

As the catastrophic impacts of climate change become more evident, so too escalates the urgency to act.

The problem is that the estimates of catastrophic impacts are directly related to the likelihood of high sensitivity of temperature to carbon dioxide levels.

Of course this is totally dependent on how «better» is measured, but there is one fundamental, over-riding sense in which I think it isn't better - that we are likely facing potentially catastrophic impacts from anthropogenic climate change and we have little prospect of averting that within timescales that would make a significant difference.

Seems that Nicholas Stern now thinks there may well be catastrophic impacts: http://www.guardian.co.uk/environment/2013/jan/27/nicholas-stern-climate-change-davos «I got it wrong on climate change — it's far, far worse»

Reading the IPCC AR4 and Nicholas Stern's Review of the Economics of Climate Change shows a possible world that will struggle to deal with climate change, but does not hint at the «catastrophic impacts» that worry you.

They described potentially catastrophic impacts of human - caused warming as «alarmism.»

By the mid 80's, Exxon Research were already pretty certain of warming and potentially catastrophic impacts.

Even if natural gas combustion creates approaching 50 percent less CO2 equivalent per unit of energy produced, an amount which is well beyond best case on ghg emission reductions, it will not create the much greater emissions reductions necessary in the next 30 years to give any hope of limiting warming from exceeding levels that will cause catastrophic impacts.

The domestic emissions cuts that countries are expected to pledge unilaterally by the time of the Paris Agreement will not deliver the emission reductions needed through 2030 to avoid catastrophic impacts of climate change.

One lesson of the Gulf oil spill that is an ominous warning about climate change is that the Deepwater Horizon disaster demonstrates that what are often initially believed to be low probability, in fact unforeseeable, catastrophic impacts do happen.

The ideas seems to rest on the conclusion that if the United States acts to reduce emissions others will follow and therefore as a matter of «prudence» the US should make commitments given climate change's potential catastrophic impacts.

With atmospheric carbon already at concentrations that consensus science deems unsafe, these solutions will likely be a necessary part of long - term strategies to prevent the most catastrophic impacts of climate change.

His conclusion was that the possibility of low probability catastrophic impacts, and the fact that climate change has «potentially unlimited downside exposure» implied that the expected cost would be infinite.

«Beyond 2 degrees you risk potentially catastrophic impacts such as a destabilization of the polar land - based ice sheets that would have very severe economic consequences which are not present in the economic models,» Ward at LSE said.

If we allow levels of greenhouse gases to continue to rise, the disasters of today will be dwarfed by future catastrophic impacts.

I told you that this premise is what is generally called «CAGW», since it projects potentially catastrophic impacts from future AGW unless GHG emissions are curtailed.

It will also lower the risk of pushing our planet past a «threshold» that could lead to dramatic, abrupt climate changes with potentially catastrophic impacts for human societies and natural systems.

Indeed we note that many of the most vulnerable countries and people advocate for efforts to keep global warming below 1.5 degrees — as above that level they face catastrophic impacts.

Leading climate scientists believe that maintaining carbon dioxide levels in excess of 350 ppm will result in runaway global warming with catastrophic impacts to humans, wildlife and ecosystems.

Research has found that simple things like inadequate digestion, nutrient deficiencies, poor gut health and stress can have catastrophic impacts on health.

Our reliance on palm oil has had and will continue to have catastrophic impacts on our environment.

And if we continue to track the highest emissions scenarios — taking us to 4C or 5C by the end of the century — the risk of potentially catastrophic impacts rises even higher, the report adds.

Some astronomers suggest that Mercury lost much of its lighter rocks to the Sun in early catastrophic impacts.

On the other hand, the discovery of a brown dwarf companion in a wide orbit that could perturb dormant comets in an Oort Cloud around Epsilon Indi inwards towards the star's inner planetary regions may periodically shower an Earth - type, inner planet with catastrophic impacts.

The study, published in the June 30 edition of the journal Environmental Research Letters, was based on an average global temperature increase of 1.8 degrees Fahrenheit, which is considered a relatively conservative estimate and the limit needed to avert catastrophic impacts.

Through their own studies and their participation in government - sponsored conferences, company researchers had concluded that rising CO2 levels could create catastrophic impacts within the first half of the 21st century if the burning of oil, gas and coal wasn't contained.

As the world has warmed over the past few decades, climate scientists have increasingly sounded the alarm over the potentially catastrophic impacts that warming could have on the world's weather.

Similarly, there are myriad ways that planets can lose their atmospheres, through stripping by the solar wind, baking by the sun's radiation or catastrophic impacts by comets or asteroids.

«The biggest environmental challenge is to build and operate the canal without catastrophic impacts to this sensitive ecosystem,» Alvarez said.

Falling raindrops make craters that are surprisingly like the catastrophic impacts of asteroids

Professor Vasile is leading the Stardust Network, an international, EU - funded programme comprising researchers and leaders from 20 different institutions, with the purpose of advancing research into the manipulation of asteroids and space debris, and the aim of protecting the planet and space assets from catastrophic impacts.

«Given that the leading cause of power outages is extreme weather — which is exacerbated by climate change — the Trump administration's head - in - the - sand approach would actually undermine grid resiliency and reliability while promoting climate change and its catastrophic impacts,» he said.

Faithful execution of our environmental laws requires effectively combating climate change to minimize its potentially catastrophic impacts before it is too late.

It did not take into account the governance, compliance, leadership or culture of an organisation, factors that can lay dormant for many years, but when they do appear can have a catastrophic impact on a company's share price and investor confidence.