Sentences with phrase «emissions of carbon dioxide»

The situation today, with global warming driven primarily by human emissions of carbon dioxide from burning fossil fuels, is different from natural cycles, he said.

And we'll add this: Significant progress already has been made in reducing emissions of carbon dioxide in power generation and methane in energy production.

Global emissions of carbon dioxide from the use of fossil fuels are estimated to have to be reduced by 75 to 80 per cent.

The book also has extensive discussions of the economics, science, and politics involved as well as the role played by some of the major groups pushing reductions in emissions of carbon dioxide.

To this day, there are few federal limits on emissions of carbon dioxide by utilities, one of the biggest sources of greenhouse gases.

The bill, forged with advice from industry and environmental groups, would require that by 2010 industries cut emissions of carbon dioxide to 2000 levels and by 2016 to 1990 levels.

It will boost global emissions of carbon dioxide by up to 110 million tonnes per year.

Based on the alarming things I've been reading about ocean acidification, limiting emissions of carbon dioxide is insufficient.

But in the cold light of morning, many will agree that their diplomatic triumph offered little tangible progress to further reduce emissions of carbon dioxide into the atmosphere.

Thus, the hypothesis of current global warming as a result of increased emission of carbon dioxide (greenhouse gases) into the atmosphere is not true.

So nuclear power, even in a best case, is only likely to be a small fraction of the long - term effort to curb emissions of carbon dioxide.

After all, it only controls emissions of carbon dioxide (CO2), which is simply plant food.

The result would be lower emissions of carbon dioxide.

She has also spoken up frequently about the need to restrict emissions of carbon dioxide, both to limit climate disruption and protect sea life.

Power plant emissions of carbon dioxide are slated for restriction.

How much hotter will human - caused emissions of carbon dioxide make the planet this century?

Let's start with emissions of carbon dioxide (CO2).

And these growing emissions of carbon dioxide that human activities have been adding to the air have begun changing the chemistry of the oceans.

... policy targets based on limiting cumulative emissions of carbon dioxide are likely to be more robust to scientific uncertainty than emission - rate or concentration targets.

The debate about how to reduce emissions of carbon dioxide often focuses on emissions from generation of electricity and transport.

This reduces overall emissions of carbon dioxide, the principal greenhouse gas, and enables greater economic autonomy for individuals and communities.

Compared to coal, the use of natural gas for power generation emits 50 percent fewer emissions of carbon dioxide, and even more substantial reductions in traditional air pollutants.

Most emissions of carbon dioxide, a major contributor to global warming, come from burning fossil fuels, used to power vehicles and generate electricity.

Global emissions of carbon dioxide stalled in 2014, marking the first time in 40 years that there was no climb in emissions during a time of economic growth.

For the latter part of the last century emissions of carbon dioxide have been greater from oil than from coal.

Global emissions of carbon dioxide need to fall lest climate change will accelerate.

Today — rising natural gas use plays a key role in falling emissions of carbon dioxide — even as levels of methane and ozone decline.

That causes deforestation and heavy emissions of carbon dioxide.

He said nothing specific about ways of fighting emissions of carbon dioxide from polluting internal combustion engines.

A new report on emissions of carbon dioxide from burning fuels and making cement shows 2014 emissions tracking near the high end of possible emissions tracks.

And there has been no warming since 2001, despite record human emissions of carbon dioxide.

It's hard to find projections for both global energy demand and emissions of carbon dioxide from fuel burning that don't have a sustained upward trajectory for decades to come.

Scientists, engineers and economists have debated the point for years, on the assumption that emissions of carbon dioxide into the atmosphere will decline when less oil is burned.

It could also dramatically increase emissions of carbon dioxide and methane and change large - scale ocean currents.

The international solution proposed was to control emissions of carbon dioxide.

But the annual amount of human - caused global emissions of carbon dioxide, the main greenhouse gas driving climate change, is now about 50 percent larger than in 1992.

The letter warned that strong actions to limit emissions of carbon dioxide and other heat - trapping gases would add to the cost of goods like steel, cement, paper and aluminum.

To evaluate the effect of anthropogenic emission of carbon dioxide on global temperature, one can use the adiabatic model together with the sensitivity analysis (Sorokhtin, 2001; Khilyuk and Chilingar, 2003, 2004).

The ad's message is as clear as America's air: Thanks to increasing use of clean, affordable natural gas, U.S. emissions of carbon dioxide from electricity generation — a major source of the greenhouse gas — are at their lowest level in 25 years.

If emissions of carbon dioxide continue to grow at current rates, then the level of the gas in the atmosphere will likely double, or possibly even triple, from pre-industrial levels during the 21st century.

Nations found it hard to make progress at U.N. climate negotiations in Lima last year, making many observers skeptical of the prospects of a legally binding deal to cut emissions of carbon dioxide as planned in Paris at the end of this year.

Even if emissions of carbon dioxide and the other gases are sharply reduced, it said, «sea level will continue to rise due to thermal expansion for hundreds of years.»