Sentences with phrase «halve global carbon dioxide emissions»

Scientists say it is urgent that policy makers halve global carbon dioxide emissions over the next 50 years or risk triggering changes that could be irreversible.

Not exact matches

The oil and gas industry and its products account for half of global carbon dioxide emissions.

Like fossil fuel development or not, the Kemper plant is at the center of U.S. EPA's plans to regulate carbon dioxide from new power plants and at the center of global emissions, considering that «low - rank» coals like Mississippi lignite constitute half the world's coal supply.

CSIRO scientist Barrie Pittock presented a paper showing that stabilising the global level of carbon dioxide at three times the pre-industrial level will require reducing emissions below half the present level.

Some other statistics: About half of the world's tropical forests have been cleared (FAO) Forests currently cover about 30 percent of the world's land mass (National Geographic) Forest loss contributes between 6 percent and 12 percent of annual global carbon dioxide emissions (Nature Geoscience) About 36 football fields worth of trees lost every minute (World Wildlife Fund (WWF)-RRB- Location.

Some other statistics: About half of the world's tropical forests have been cleared (FAO) Forests currently cover about 30 percent of the world's land mass (National Geographic) Forest loss contributes between 6 percent and 12 percent of annual global carbon dioxide emissions (Nature Geoscience) About 36 football fields worth of trees lost every minute (World Wildlife Fund (WWF)-RRB- Rain Forest Threats, Rain Forest Species More than half of Earth's rain forests have already been lost forever to the insatiable human demand for wood and arable land.

Some other statistics: About half of the world's tropical forests have been cleared (FAO) Forests currently cover about 30 percent of the world's land mass (National Geographic) Forest loss contributes between 6 percent and 12 percent of annual global carbon dioxide emissions (Nature Geoscience) About 36 football fields worth of trees lost every minute (World Wildlife Fund (WWF)-RRB- Deforestation occurs around the world, though tropical rainforests are particularly targeted.

Decarbonizing the world's electricity supply,... would deliver a little less than half the reduction in carbon dioxide emissions necessary by 2035 to limit the eventual increase in global temperatures to two degrees Celsius,... The carbon intensity of electricity has increased by 6 % since 1990, largely due to growing use of coal for power generation in emerging economies, it said.

But Hansen and his co-authors argue this emissions» limit must be cut in half to draw carbon dioxide levels down to 350 parts per million from their current level of 395 ppm (the highest they have been in 3 million years) and to stabilize global temperatures.

The belief that the world can drastically cut global carbon - dioxide emissions at a time when about half of the people on the planet are still living in relative energy poverty borders on fantasy.

With the amount of carbon dioxide already in the atmosphere, future emissions will need to be reduced by half to that of historical emissions to limit global average temperature rise to 2 °C.

Five billion tonnes of carbon is equivalent to 18.3 bn tonnes of carbon dioxide — around half of global annual emissions in the present day.

While most scientists believe extreme weather events will be more frequent as heat - trapping carbon dioxide emissions cause global temperatures to rise, Baddour said it was impossible to say with certainty what the second half of 2007 will bring.

First, no one I know disputes that the global climate has been warming over the past century and a half, that sea levels have indeed been rising, or that human activities, including carbon dioxide emissions, have and will continue to contribute «some influence.»

«No one I know disputes that the global climate has been warming over the past century and a half, that sea levels have indeed been rising, or that human activities, including carbon dioxide emissions, have and will continue to contribute «some influence.»

«global emissions of carbon dioxide have to be reduced to very low levels, well below half of levels in 2000, in order to stabilize their concentrations in the atmosphere» Decision FCCC / KP / AWG / 2006 / L.4

E.g., research assumes greenhouse gas emissions cause warming without explicitly stating humans are the cause»... carbon sequestration in soil is important for mitigating global climate change» (4a) No position Does not address or mention the cause of global warming (4b) Uncertain Expresses position that human's role on recent global warming is uncertain / undefined «While the extent of human - induced global warming is inconclusive...» (5) Implicit rejection Implies humans have had a minimal impact on global warming without saying so explicitly E.g., proposing a natural mechanism is the main cause of global warming»... anywhere from a major portion to all of the warming of the 20th century could plausibly result from natural causes according to these results» (6) Explicit rejection without quantification Explicitly minimizes or rejects that humans are causing global warming»... the global temperature record provides little support for the catastrophic view of the greenhouse effect» (7) Explicit rejection with quantification Explicitly states that humans are causing less than half of global warming «The human contribution to the CO2 content in the atmosphere and the increase in temperature is negligible in comparison with other sources of carbon dioxide emission»»