Carbon Dioxide

Renewables 2024 global status report: global overview

This overview sets the scene for the various modules in the Renewables 2024 Global Status Report Collection. It provides high-level trends on the status of renewables in the wider fossil fuel-dominated energy system in the context of global challenges such as climate change, development goals and the geopolitical landscape. Urgent …

Obama's Bridge Energy Hampers Renewables, Researchers Say

Growing use of natural gas fails to benefit the environment because it slows the spread of renewable energy sources, according to a study released today. While natural gas releases less carbon dioxide than coal when burned to produce electricity, it hampers growth of cleaner energy such as wind and solar, …

Cities May Reduce Carbon Emissions 8 Gigatons by 2050

Cities have the potential to reduce annual greenhouse-gas emissions by 8 gigatons by 2050, the equivalent of cutting global coal use by more than half, through better energy-management at the local level, according to the C40 Cities Climate Leadership Group. Cities can implement new policies faster than nations in areas …

Encouraging planting trees will sequester carbon and conserve habitat

Rewarding landowners for converting farmland into forest will be key to sequestering carbon and providing wildlife habitat, according to a new study by Oregon State University and collaborators. Current land-use trends in the United States will significantly increase urban land development by mid-century, along with a greater than 10 percent …

Norway to pay Peru $300 million for forest-based emissions reductions

Norway plans to spend as much as $300 million to support a program in Peru to reduce greenhouse gas emissions from the destruction of the world's fourth largest tropical forest, the two countries announced on Tuesday. Norway pledged to pay for verified reductions in emissions generated by projects in Peru …

Climate meet: Focus on ‘right to grow’

As the much awaited Climate Summit opened in New York on Tuesday with a strong appeal from UN secretary general Ban Ki-moon for action from one and all to protect the world, India is expected to make a pitch for 'right to grow' for poor nations while showing its eagerness …

Biggest climate gathering since Copenhagen

The largest gathering of world leaders on climate change opened at the United Nations on Tuesday amid calls for action to put the planet on course toward reversing global warming. U.N. Secretary General Ban Ki-moon is hosting the summit of 120 leaders, the first high-level gathering since the Copenhagen conference …

The effect of natural gas supply on US renewable energy and CO2 emissions

Increased use of natural gas has been promoted as a means of decarbonizing the US power sector, because of superior generator efficiency and lower CO2 emissions per unit of electricity than coal. We model the effect of different gas supplies on the US power sector and greenhouse gas (GHG) emissions. …

CO2 emissions set to reach record high in 2014

LONDON: Ahead of the New York Climate Summit, researchers have revealed that carbon dioxide (CO2) emissions, the main contributor to global warming, is set to rise again in 2014 - reaching a record high of 40 billion tonnes. The world leaders will meet at the UN headquarters in New York …

Climate protesters arrested in march on Wall Street

Dozens of protesters were arrested on Monday during a demonstration in New York City to denounce what organizers say is Wall Street's contribution to climate change. Hundreds of protesters had earlier in the day blocked streets near the stock exchange, in an action called Flood Wall Street. It came on …

Ending deforestation is smart policy: officials

Policies to end deforestation are essential for curbing climate change and can also support economic development, top government and business officials said. "Putting a stop to deforestation is the smart thing to do," Justine Greening, Britain's Secretary of State for International Development, told a panel discussion in New York on …

China's carbon emissions more than US and EU combined, data shows

China's carbon emissions have soared to eclipse those of the United States and European Union combined, according to a study released on Sunday, ahead of an announcement expected today from Vice-Premier Zhang Gaoli at a UN summit in New York on the country's new initiatives to curb greenhouse gas emissions. …

Rapid Coal Exit Would Cool Planet by 0.5 Degrees Celsius

Phasing out coal as a way to make electricity by 2050 would reduce global warming by 0.5 degrees Celsius, according to a group of scientists. “There is a particular urgency for governments to reverse recent trends in the electricity sector, especially the increasing investment in coal, in order to focus …

Obama Joins Climate Summit That Doesn’t Force Remedies

President Barack Obama joins more than 100 world leaders today at a United Nations summit on climate change that’s designed to move the issue beyond talk to action -- though not just yet. The brainchild of UN Secretary-General Ban Ki-Moon, the daylong summit is designed to create momentum for negotiations …

Ingersoll-Rand to phase out chemicals linked to climate change

Ingersoll-Rand, the Dublin-based manufacturing group, plans to phase out hydrofluorocarbons (HFCs), which can have a much more powerful global warming effect than carbon dioxide, by 2030. The move comes as pressure is growing for the refrigeration and air conditioning industries to stop using such chemicals because their impact on the …

New climate deal push will not repeat Copenhagen mistakes – UN envoy

Efforts to forge a new global agreement on global warming will not repeat the mistakes that dogged the landmark climate summit in Copenhagen five years ago, Ban Ki-moon’s special envoy on climate change has vowed. “This is a different environment to Copenhagen,” Mary Robinson, the former president of Ireland, told …

Australia can quit coal without adverse effects on economy, says Jeffrey Sachs report

Australia can end its reliance on coal while maintaining economic growth and lifestyles on par with today's standards, according to a major report to be handed to world leaders at a special climate summit in New York. The report, led by globally renowned economist Professor Jeffrey Sachs, is one of …

Stingy climate aid leaves poor nations digging deep: report

BARCELONA (Thomson Reuters Foundation) - A lack of help for the poorest countries to adapt to climate change may be undermining their efforts to tackle poverty, researchers warned on Monday. A report from the London-based Overseas Development Institute (ODI) said some African states are having to divert a large share …

Land transport’s contribution to a 2°C target

This paper provides key messages for climate change negotiators and policy makers on the potential contribution of the land transport sector to global climate change mitigation strategies. The report summarises key facts on the mitigation potential in the land transport sector for both passenger and freight, institutional and global governance …

Massive New York march aims to focus world's eyes on climate change

NEW YORK: World leaders including UN secretary general Ban Ki-moon were set to join farmers, fishermen, children and others in a massive demonstration on Sunday to demand action on climate change. Organizers are expecting 100,000 to join the People's Climate March in midtown Manhattan ahead of this week's UN general …

Climate change fears spur divestment on fossil fuels

In the run-up to a United Nations summit this week aimed at combating climate change, a small but growing number of multimillion-dollar investors are demanding more aggressive steps to wean countries from fossil-fuel consumption. The fledgling movement to divest shares tied to fossil fuels, which started at a handful of …

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