Sentences with phrase «start of the industrial era»

The current atmospheric concentration of CO2 is around 380 ppm, up from 280 ppm at the start of the industrial era in 1800.

For example, the Intergovernmental Panel on Climate Change 2007 Fourth Assessment Report, which synthesizes global scientific findings about climate change, states: «Since the start of the industrial era (about 1750), the overall effect of human activities on climate has been a warming influence.

Using this older period as a baseline gives a better indication of how much warming has taken place since the start of the industrial era, and this is the period of warming that was the focus of the 2015 Paris Climate Agreement.

Knowing how quickly the Earth responded to greenhouse gases at the start of the industrial era tells scientists a lot about the sensitivity of the climate system.

«Determining an unambiguous time for the start of the industrial era is difficult, and forms part of the debate over a formal definition of the Anthropocene.»

The hypothesis that greenhouse gas emissions have produced or are capable of producing a significant warming of the Earth's climate since the start of the industrial era is credible, and merits continued attention.

Data correlation and model simulations indicate that solar variability and volcanic activity are likely to be leading reasons for climate variations during the past millennium, before the start of the industrial era.

The researchers points the blame to the start of the industrial era, where there was a significant increase of greenhouse gases emitted to the atmosphere.

Warming since the start of the industrial era in the 18th century is estimated to be around 1.1 °C.

Global - average atmospheric concentrations of carbon dioxide rose to 389 parts per million in 2010, 39 % higher than at the start of the industrial era in 1750.

GENEVA - Global warming gases have hit record levels in the world's atmosphere, with concentrations of carbon dioxide up 39 per cent since the start of the industrial era in 1750, the U.N. weather agency said Monday.

The combined analysis of these datasets provides a clear picture of the latest five - year average global temperature as the highest on record, and it shows a warming of around 1.1 °C since the start of the industrial era.

As a result of this balance, the atmospheric mole fraction of carbon dioxide remained between 260 and 280 parts per million for the 10,000 years between the end of the last glacial maximum and the start of the industrial era.

By the end of 2016, total global emissions since the start of the industrial era will total 565bn tonnes of carbon — or 92 % of the carbon budget for 1.5 C.