Sentences with phrase «world reached the tipping point»

In 2008, the world reached the tipping point where more people were living in urban areas than outside of them.

Not exact matches

Exceeding the 400 parts per million level of worldwide atmospheric carbon dioxide later this decade continues a troubling trend which brings the world closer to the potential to reach a global warming tipping point in which global warming accelerates rapidly as the potent greenhouse gas methane is liberated from the frozen state that it has been in for millions of years.

«Urgent action is required before the world reaches a point of no - return because it has passed a tipping point.

«We are becoming increasingly certain that the world's marine ecosystems are reaching tipping points,» Bruno said, adding, «We really have no power or model to foresee» the impact.

The concern is that the Amazon, which is under increasing threat like so many other key environments around the world, reaches a tipping point where much of it is transformed into less productive and less helpful Savannah.

The HFC phase - down will help slow climate change and sea level rise, as well as prevent the world from reaching irreversible climatic «tipping points.»

(05/20/2013) Human - caused changes to our biosphere — the global total of the world's ecosystems — are now so great and alarmingly rapid that human lives and societies undoubtedly face epic challenges in the near future as our biosphere deteriorates, planetary boundaries are reached, and tipping points exceeded.

With concerted effort, the United States and China can work with the 111 countries already committed to a phase - down under the Montreal Protocol, to slow climate change and sea level rise, as well as prevent the world from reaching irreversible climatic «tipping points.»

Every time there is a «hottest» day, a «warmest - than - ever» month, or an extended period of quickly rising global temps, there are many who instantly claim that the world has reached a runaway climate change condition, or a global warming tipping point, or a soon to be doomsday, a no - return cascade turning Earth into the next Venus.

The cost is nil, and I think it may finally do the trick of pushing the world's populace to the tipping point of working to end GW, before we reach the tipping point of «GW is now beyond our ability (thru our GHG reductions) to halt or reverse.»

Without the US, China, and India making serious cuts soon, we will reach the tipping points that James Hansen and so many others are pointing out, such as those in the «State of the World 2009: Into a Warming World», and nothing will be able to stop catastrophic climate change.

«When retailers on this scale address these issues, you really do have to be hopeful that we have reached a tipping point and the world is starting to listen.»