Sentences with phrase «global average temperature»

Global warming The steady rise in global average temperature in recent decades, which experts believe is largely caused by man - made greenhouse gas emissions.

According to the published report, there is no longer a discrepancy in the rate of global average temperature increase for the surface compared with higher levels in the atmosphere.

It is not news to climate scientists that natural variability impacts the short - term movement of global average temperatures in both directions.

These events are also more tangible to the general public than abstract statements of global average temperature since it affects their everyday lives.

However, under business as usual emissions are set to increase global average temperatures by approximately 2.5 °C.

That is a target to limit global average temperature rise to 2 degrees Celsius.

«The adjustments make no significant difference to the obvious upward trend in global average temperature over the last century,» he said.

The IPCC projects global average temperatures at a concentration of 650 ppm to be 3.6 degrees Celsius.

A warmer global average temperature does not necessarily mean every region of the world will get hotter, as regional climate variability produces different effects in different parts of the world, he added.

Roughly 20 - 30 % of those species assessed so far are likely to be at high risk of irreversible extinction if global average temperature exceeds 1.5 - 2.5 °C.

How about we stop trying to calculate global average temperatures from surface records altogether?

Such an increase in CO2 emissions could raise global average temperatures by 6 °C or more, resulting in significant impacts on all aspects of life and irreversible changes in the natural environment.

We have already seen global average temperatures rise by 0.8 °C due to human causes, resulting in devastating effects like drought, extreme weather, flooding, and heat waves.

In other words, the impacts of climate change are much more complicated than just how global average temperatures change.

For five years I offered US$ 1,000 on the proposition that a new record high global average temperature would be set by end of year 2016.

Approximately 20 to 30 percent of plant and animal species assessed so far are likely to be at increased risk of extinction if increases in global average temperature exceed 1.5 to 2.5 °C.

Staying within that bound — and preventing global average temperatures from rising more than 2 °C — seemed like a reasonable rule of thumb.

Right now, annual global average temperature is about 1 ° Celsius hotter than average, and we're already locked into at least another 0.5 ° of warming.

, he says the idea that 2015 was the year in which global average temperatures passed the 1 °C milestone, halfway to the danger level, is mistaken.

Several organizations worldwide collect and report global average temperature data for each month.

The black line shows the actual observed global average temperatures.

Using global average temperatures to convey the impacts of climate change may not be getting across the urgency of reducing CO2 emissions, a new study says.

The global temperature records use a blend of air and sea - surface temperatures, while global average temperatures from climate models typically use just air temperatures.

Current global average temperatures are actually the hottest in 1,000 years and the current temperature trend is UP.

Along with other indicators like global average temperature and sea level rise, the record - setting sea ice cover is a key example of how much climate change is affecting the planet.

However you'd need to specify the exact linear equation that supposedly relates global average temperature with human population.

This level would in turn give humanity a 50 % chance of limiting global warming to the internationally agreed limit of a maximum 2 °C global average temperature rise.

These pledges constitute a good foundation, but are not enough to keep the world below the internationally agreed maximum global average temperature rise of 2 degrees Celsius.

Just like the stock market, monthly global average temperature numbers go up and down with a certain random variance.

But global average temperatures tell only a fraction of the story.

I am interested in global average temperatures only in so far as it gives a feel for the severity of the impact at the local level.