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 …

Impact of the choice of emission metric on greenhouse gas abatement and costs

This paper analyses the effect of different emission metrics and metric values on timing and costs of greenhouse gas mitigation in least-cost emission pathways aimed at a forcing level of 3.5 W m−2 in 2100. Such an assessment is currently relevant in view of UNFCCC's decision to replace the values …

The price vs quantity debate: climate policy and the role of business cycles

What is the optimal instrument design and choice for a regulator attempting to control emissions by private agents in face of uncertainty arising from business cycles? In applying Weitzman's result [Prices vs. quantities, Review of Economic Studies, 41 (1974), 477-491] to the problem of greenhouse gas emissions, the price-quantity literature …

U.N. asks countries for climate plans after record warm 2014

The United Nations asked governments on Thursday to submit plans to cut greenhouse gas emissions as the building blocks of a deal due in Paris in December to limit global warming, after scientists said 2014 was the hottest year on record. Governments have agreed an informal deadline of March 31 …

Carmakers braced for European crackdown on diesel vehicles

The French government, which owns about 15 per cent of carmakers Renault and PSA Peugeot Citroën, has pledged to “progressively” ban from 2015 diesel vehicles — which account for two-thirds of car sales in the country and almost two-thirds of Renault and Peugeot’s European sales. The November announcement by prime …

Greatest threat to future generations: Obama uses State of the Union to highlight climate change

United States President Barack Obama has put climate change firmly on the leadership radar, using his State of the Union address to say no challenge poses a greater threat to future generations. Two months after he brought climate change to the forefront of the G20 summit in Brisbane, Mr Obama …

Lagos introduces solar power supply to schools

IN a bid to improve the learning environment in the state, the Lagos government has introduced solar powered panels into public schools to give students and their teachers uninterrupted power supply. The state governor, Babatunde Fashola on Tuesday inaugurated the first of the panels installed in Model College, Meiran, promising …

China vows to cut fossil fuel in painstaking energy revolution

DAVOS - Chinese Premier Li Keqiang pledged on Wednesday to reduce the proportion of fossil fuel in China's total energy mix and promote clean technology. This marks the latest effort of the world's most populous country in its uphill battle against air pollution and climate change. When meeting with representatives …

Senate Democrats Push Climate-Change Vote With Eye to 2016 Races

U.S. Senate Democrats are maneuvering to put Republicans on the record as denying that humans cause climate change, laying groundwork on a contentious issue as part of their strategy to retake the majority in 2016. The Senate on Wednesday, by a vote of 50-49 with 60 votes required, rejected an …

UAE released 200m tonnes of greenhouse gases in 2013

ABU DHABI // The UAE released 199.65 million tonnes of carbon dioxide and other greenhouse gases in 2013, the Ministry of Energy announced on Wednesday. Electricity and water generation accounted for the bulk of emissions, at 33 per cent, or 64.89 million tonnes of greenhouse gases. Road transport had the …

US-India Climate Change Talks Could Pave Way For Billions In Clean Energy Investments But Not Carbon Emissions Goals

U.S. President Barack Obama’s upcoming trip to India could clear the way for billions of dollars of U.S. investment in India’s fast-growing clean energy sector. The president and Indian Prime Minister Narendra Modi next week are expected to make a joint announcement on climate change, which will focus more on …

Underground Carbon Dioxide Storage Process Faces Clogs, MIT Says

Basic chemistry is generating questions about the effectiveness of storing carbon dioxide underground. The practice involves pumping the greenhouse gas into underground salt caverns, where it’s supposed to solidify. According to researchers at the Massachusetts Institute of Technology, much of the carbon dioxide will remain in its gaseous state, and …

Global climate fund on US Republicans' budget hit list

The yearly battle over the US budget officially begins on February 2, when the president plans to send his fiscal 2016 funding proposal to Congress, where it will be torn to shreds or ignored entirely. While the annual drama involves trillions of dollars, it's usually of limited interest to far-flung …

Highlands logging halt would earn Victoria $30m a year in emissions reductions: report

Stopping logging in Victoria's central highlands would drive tens of millions of dollars into state coffers if the move was included under the Abbott government's emissions reduction fund. Fairfax Media has seen a confidential brief prepared for the federal environment minister, Greg Hunt, which found ending logging in the highland …

30 years of energy efficiency, 14 fewer power stations for UK

Improved energy efficiency has helped the UK avoid building 14 new power stations according to a new report from the Association for Decentralised Energy (ADE). The report, called Invisible Energy, finds that that demand side investments – such as efficiency and onsite generation – are currently saving businesses £37.2bn on …

US-China climate deal offers hope for Paris negotiations: Obama

US President Barack Obama said Tuesday that the climate change deal signed by the US and China last November offers hope for reaching a global agreement in the Paris negotiations at the end of this year. "We made a historic announcement -- the United States will double the pace at …

Sanghi to inject Rs. 250 cr in green initiatives, port facilities in Gujarat

Cement maker Sanghi Industries Ltd will invest Rs. 250 crore over the next couple of years with a focus on sustainable development, innovation and conservation of energy. The company will invest Rs. 150 crore on developing a 15 mega-watts (MW) Waste Heat Recovery System (WHRS) and another Rs. 100 crore …

Keep off the grass: Research confirms that highly manicured lawns produce more greenhouse gases than they soak up

A well-kept lawn has a special place in the hearts of many a house-proud gardener. It has been described as Britain’s “greatest contribution to the visual culture of Europe”, while in the French comic book Astérix in Britain, the Romans are prevented from chasing after the heroes by a Briton …

India: Despite hard evidence government refuses to act against vehicular pollution

A research and advocacy group has accused the Indian government of protecting the interests of the automobile lobby at the cost of public health. In reply to a notice from the apex court on pollution levels, the Indian environment ministry has claimed pollution in the air is mostly due to …

Coral reefs bounce back from severe environmental impact

The team monitored 21 reefs in the Seychelles since 1994, taking measurements of total number of plant-eating fish and nutrients reaching the reefs. Twelve out of 21 reefs were able to recover after severe bleaching in 1998. The remaining became seaweed-covered ruins, writes Scientific American. Cutting down on the amount …

Climate change, extinctions signal Earth in danger zone: Study

Climate change and high rates of extinctions of animals and plants are pushing the Earth into a danger zone for humanity, said a scientific report card about mankind's impact on nature. An international team of 18 experts, expanding on a 2009 report about "planetary boundaries" for safe human use, also …

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