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 …

The impact of carbon taxes on growth emissions and welfare in India: a CGE analysis

This paper aims to analyse the impact of two post-Kyoto climate policy regimes on GDP growth, CO2 emissions, and welfare in India. Both regimes aim to limit the long-term average global temperature increase below 2°C. The first policy regime is a global carbon tax. The second policy regime is based …

Implications of climate science for policy

Climate change presents the greatest challenge ever faced by our domestic and international institutions, and great deal of the difficulty lies in the science of the issue. Because human influence on global climate differs in important ways from other environmental threats these peculiarities set the context for discussion of what …

Exhaust emissions of transit buses: sustainable urban transportation fuels and vehicles

EMBARQ’s Sustainable Urban Transportation Fuels and Vehicles (SUTFV) program aims to take an unbiased approach to analyzing the impacts of different fuels and technologies for bus transit fleets. The program jointly addresses lifecycle costs and emissions of transit buses and is targeted to provide context-specific recommendations for cities in India, …

Carbon inventory of Pune city

The overall emissions generated from the city of Pune in the year 2010-11 were 4,661,064.20 tonnes of CO2e. This translates to about 1.46 tonnes of CO2e per capita in the same year reveals this first-ever carbon footprint report for the city. Pune is one of the first cities in India …

Sharing the climate burden

Equity has been central to the multilateral negotiations on climate change mitigation and adaptation between the South and the North. The dispute is not with the science that establishes the need to keep global temperature rise below 2°C, measured from pre-industrial levels, as the threshold that will leash in climate …

HFCs: Safe for ozone, yet a potent greenhouse gas

Montreal Protocol, the multilateral treaty to protect the ozone layer, has been a successful environmental agreement. But an impasse over restricting the use of extremely potent greenhouse gases marred the Protocol’s 25th anniversary celebrations on September 16, 2012. These gases, called hydrofluorocarbons (HFCs), emerged as the coolant of choice after …

Black carbon - CSE Fact Sheet on Climate Change 2012

Black carbon is a component of soot, released during combustion, particularly incomplete combustion of fossil fuels or biomass. It is released when carbon is only partially combusted. The main sources of black carbon emissions are burning of biomass in inefficient cooking stoves, diesel emissions from the transport sector and from …

Delhi, Mumbai among most prone to environmental risks: Report

London: Indian cities, New Delhi and Mumbai, are among the places that are most prone to multiple environmental risks, says a report. Among other cities, Guwahati and Bareilly have also been classified as places facing such risks, according to the report prepared by private firm Atkins along with University College …

The global energy challenge: Awash with carbon

Even though countries are burning unprecedented amounts of oil and gas, the estimates of how much is left continue to grow, thanks to high prices and new technologies that have enabled companies to find and extract new resources. A decade ago, it was the tar sands of Canada and Venezuela. …

Hot air

Commitments made under the Kyoto climate treaty expire at the end of 2012, but emissions are rising faster than ever.

COP 18 Kyoto battlelines drawn in Doha

Pressing on the key issue at the 12-day annual parley, poorer countries called on the EU to shore up the Kyoto Protocol. Climate talks got down to the nitty-gritty in Doha on Tuesday as developing countries and the European Union (EU) staked out rival positions on the fate of the …

Beware of permafrost peril, climate talks told

Melting permafrost is emerging as a new factor in climate change, allowing long-frozen carbon to be released into the air and accelerating global warming, the U.N. Environment Programme (UNEP) said on Tuesday (UNEP). In a report issued as the annual round of U.N. climate talks entered their second day, UNEP …

Future proofing cities: risks and opportunities for inclusive urban growth in developing countries - excutive summary

A new report ‘Future Proofing Cities’ has been published by Atkins in a unique partnership with the Department for International Development (DFID) and University College London (UCL). This report assesses the risks to cities from climate hazards, resource scarcities, and damage to ecosystems and how they can act now to …

Future proofing cities: risks and opportunities for inclusive urban growth in developing countries

New Delhi and Mumbai are amongst the cities that are most prone to multiple environmental risks warns this new analysis by Atkins. Covering 129 cities, it assesses the risks to cities from climate hazards and resource scarcities and how they can act now to future proof themselves. A report ‘Future …

Sweden turns trash into cash as EU seeks to curb dumping

With a strong tradition of recycling and incinerating, it now has too many waste-to-energy incinerators and not enough rubbish to meet demand. It has become Europe's biggest importer of trash from other countries, currently mainly from Norway. But as the European Union seeks to reduce the dumping of 150 million …

German carmakers seek wider EU loophole on CO2 standard

German car manufacturers are seeking to widen a loophole in EU regulations that would allow them to produce more cars with carbon emissions above a 2020 EU target. EU car manufacturers are divided over how a 2020 EU target to cut carbon emissions to an average of 95 grams per …

Top polluter Qatar defends right to host climate talks

Qatar has defended its right to host U.N. talks on slowing global warming even though its greenhouse gas output per capita is the highest in the world and it has made no pledge to cut it. Qataris produce almost three times as many carbon emissions on average than Americans and …

Policy implications of warming permafrost

The UNEP “Policy Implications of Warming Permafrost” report describes the current and potential future status of permafrost and makes policy recommendations to address the impacts of permafrost degradation in a warming climate. Climate projections in the fifth Assessment Report of the Intergovernmental Panel on Climate Change (IPCC) do not account …

India to defend its rights at Doha talks

Doha: The Indian negotiating team in Doha will not be looking to score any big victories at the climate negotiations starting on Monday but to ensure that it does not lose ground. Unlike the previous annual UN climate talks, in Qatar, environment minister Jayanthi Natarajan is tasked to defend the …

California greening

It had been a nervous few days. So the California Air Resources Board (CARB), which is running the state’s new cap-and-trade scheme for greenhouse-gas emissions, can be forgiven for celebrating its first big test in eccentric fashion. Barely an hour after details of the first auction of emissions permits were …

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