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 …

Dutch Court’s Climate Ruling May Force Other States To Cut Emissions – Or Else

A Dutch district court has ordered the Netherlands to cut greenhouse gas emissions to 25% lower than 1990 levels by 2020. This is several percentage points deeper than the 17% reduction the country had been envisaging. image-20150626-1405-vbi62iWhile such a ruling may seem astonishing at first, the move by civil society …

State of the Climate in 2014

In a report titled 'State of the Climate in 2014,' the American Meteorological Society has described 2014 as the warmest year on record. The World Meteorological Organization (WMO) has also reported that the January-June 2015 period was the hottest on record, citing figures provided by the National Atmospheric and Oceanic …

Constraints on soluble aerosol iron flux to the Southern Ocean at the Last Glacial Maximum

Relief of iron (Fe) limitation in the Southern Ocean during ice ages, with potentially increased carbon storage in the ocean, has been invoked as one driver of glacial–interglacial atmospheric CO2 cycles. Ice and marine sediment records demonstrate that atmospheric dust supply to the oceans increased by up to an order …

Authorities find a minuscule number of diesel vehicles entering Delhi polluting

Another hearing went by in the National Green Tribunal (NGT) with authorities arguing against any clampdown on vehicles to counter air pollution in the city. A petition against alarmingly poor quality in Delhi was to be heard for a final time on July 13, 14 and 15 but the matter …

China starts building its largest solar plant

China has begun constructing its largest solar power plant spread over 2,550 hectares in the Gobi desert. The plant will come up in Qinghai province. The plant will have an installed capacity of 200 megawatts, and be capable of supplying electricity to 1 million households, according to Qinghai Solar-Thermal Power …

What HC breathes in every day: Smoke, soot and body odour

The court, which was scheduled to hear the matter on Wednesday, has adjourned it to July 29 due to the ongoing lawyers’ strike. The air-conditioning vents and ducts inside the Delhi High Court is full of soot and other particulate matter and it is spoiling the quality of air inside …

Question raised in Lok Sabha on pollution from thermal power plants, 23/07/2015

Question raised in Lok Sabha on pollution from thermal power plants, 23/07/2015. Coal based thermal power stations in India require relatively higher quantity of consumptive water because of high ash content of Indian coals and high ambient temperature conditions. Plant consumptive water requirement is governed by a number of factors …

Hybrid vehicles: trends in technology development and cost reduction

This briefing paper is a technical summary for policy makers of the status of hybrid vehicle development in the United States. Both sales of hybrid vehicles and the number of hybrid models have risen steadily in the U.S. since their introduction, with that growth trend accelerating sharply starting in 2003. …

Improving air conditioner efficiency could reduce global warming, report finds

Improving the energy efficiency of air conditioners could save up to 100 billion tonnes of CO2 by 2050, according to new research from the Institute for Governance and Sustainable Development (IGSD). In a new report released today (21 July), IGSD highlights the benefits of improving the efficiency of air conditioning …

Emissions from fossil fuels may limit carbon dating

Growing emissions from the burning of fossil fuels are threatening the effectiveness of radiocarbon dating, according to new research. The dating method has been used for decades to accurately determine the age of a wide range of artefacts. But using fossil fuels pumps a type of carbon into the atmosphere …

At Vatican conference, world mayors urge action on climate change

Mayors and governors from major world cities on Tuesday will urge global leaders to take bold action at this year's U.N. climate change summit, saying it may be the last chance to tackle human-induced global warming. Pope Francis has invited some 65 local and regional leaders to attend a two-day …

China's largest solar power tower plant starts construction

Construction has begun on China's largest solar power tower plant in the northwestern province of Qinghai. Occupying 2,550 hectares of the Gobi Desert in Golmud city, the plant will have an installed capacity of 200 megawatts, and be capable of supplying electricity to 1 million households, according to Qinghai Solar-Thermal …

Ministers in Paris to reboot climate talks hit by squabbling

PARIS: Foreign and environment ministers and other high-level officials from 45 countries are set to gather in Paris Monday seeking to re-energise climate talks mired in technical details and political squabbling. Just four months ahead of a UN conference in the French capital tasked with producing a historic climate pact, …

Kashmir has highest black carbon concentration

Is responsible for fast melting of glaciers in the region The lush green forests and snow-clad peaks of Kashmir might given an impression that the Valley is free from pollution, but the experts point out that Kashmir has three times more black carbon in the atmosphere than neighbouring states. As …

Drivers of the US CO2 emissions 1997–2013

Fossil fuel CO2 emissions in the United States decreased by ~11% between 2007 and 2013, from 6,023 to 5,377 Mt. This decline has been widely attributed to a shift from the use of coal to natural gas in US electricity production. However, the factors driving the decline have not been …

19% of Asia's blue chips disclose green performance

Companies on the Hong Kong Stock Exchange are slowly improving their carbon reporting measures, but the emissions of those companies are continuing to rise. A report released today (20 July) by environmental data firm Trucost suggests listed companies on the Hong Kong Stock Exchange are gradually improving their transparency and …

4°C rise in global temp to hit daytime outings in North

If the world warms up by 4°C, there is a 30 per cent probability that temperatures will be so high that even a moderate outdoor work cannot be carried out during the hottest month in North India, a study on the risks of climate change has said. There will also …

Yangon air pollution measured just above WHO guidelines

Air-pollution levels in downtown Yangon exceed international standards, city authorities have revealed. Monitoring equipment has recorded 102 parts per million (ppm) of airborne particles, 2ppm above the World Health Organisation’s guideline of 100ppm. Trucks and trains emit exhaust fumes along Strand Road in downtown Yangon. (Naing Wynn Htoon/The Myanmar Times)Trucks …

S. Korea, Honduras agree to cooperate in energy and climate change

President Park Geun-hye and her Honduran counterpart, Juan Orlando Hernandez, agreed Monday to cooperate in the energy industry and join forces to cut greenhouse gas emissions which are blamed for global warming. The agreement was reached in a summit between Park and Hernandez at Cheong Wa Dae, South Korea's presidential …

Impact of fossil fuel emissions on atmospheric radiocarbon and various applications of radiocarbon over this century

A wide array of scientific disciplines and industries use radiocarbon analyses; for example, it is used in dating of archaeological specimens and in forensic identification of human and wildlife tissues, including traded ivory. Over the next century, fossil fuel emissions will produce a large amount of CO2 with no 14C …

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