Ozone Layer

Order of the National Green Tribunal regarding disposal of fly ash by the thermal power station run by NTPC, Kanti, Muzaffarpur, Bihar, 12/04/2024

Order of the National Green Tribunal (Eastern Zone Bench, Kolkata) in the matter of Dinesh Prasad Chaurasia & Others Vs State of Bihar & Others dated 12/04/2024. The matter related to improper disposal of fly ash by the thermal power station run by National Thermal Power Corporation (NTPC), Kanti, Muzaffarpur, …

Draft India Cooling Action Plan

India has become the first country in the world to develop this draft blueprint outlining action plan to bring down cooling requirement and refrigerant demands across sectors by 20 per cent to 25 per cent by 2037-38 while slashing cooling energy requirements by 25 per cent to 40 per cent …

Ozone-depleting substances 2018

Overall efforts to reduce the use of chemicals harming the ozone layer across the European Union continued in 2017 and the EU has already achieved its goals on the phase-out of ozone-depleting substances under the Montreal Protocol, according to the latest data released by the European Environment Agency (EEA). Ozone-depleting …

State of the Climate in 2017

Last year was the warmest ever recorded on Earth that didn’t feature an El Niño, a periodic climatic event that warms the Pacific Ocean, according to the annual state of the climate report by 500 climate scientists from around the world, overseen by the National Oceanic and Atmospheric Administration (Noaa) …

Blowing it: illegal production and use of banned CFC-11 in China’s foam blowing industry

An environmental pressure group claimed that Chinese factories are illegally using ozone-depleting CFCs, which have recently seen a spike in emissions that has baffled scientists. The Environmental Investigation Agency (EIA) campaign group said 18 factories in 10 Chinese provinces they looked into admitted to using banned chlorofluorocarbons. Producers and traders …

Delhi-NCR facing major ozone 'spike': CSE study

NEW DELHI: Delhi and its neighbouring cities -- Faridabad and Gurgaon -- have witnessed "substantial ozone build-up" from February to May, a green body claimed on Thursday, cautioning that it was early signs of a "dangerous trend". The Centre for Science and Environment (CSE) said it has analysed real-time air …

Call for more Indian research stations in Arctic

As the world grapples with the challenge of climate change, a top Indian scientist has called for the opening of more Indian research stations in the Arctic. "India's observer status in the Arctic Council is very important," K. Vijay Raghavan, Principal Scientific Advisor to the Indian government, said at a …

Gas chamber? Rising mercury drives ozone beyond safe limit

NEW DELHI: Not just extreme heat, air pollution levels are also peaking in many parts of the city. Even ozone (O3) levels are beginning to cross the safe standard — PM2.5 concentrations are already nearly twice the safe limit at most locations. While the winter smog is visible to the …

An unexpected and persistent increase in global emissions of ozone-depleting CFC-11

The Montreal Protocol was designed to protect the stratospheric ozone layer by enabling reductions in the abundance of ozone-depleting substances such as chlorofluorocarbons (CFCs) in the atmosphere. The reduction in the atmospheric concentration of trichlorofluoromethane (CFC-11) has made the second-largest contribution to the decline in the total atmospheric concentration of …

Scientists uncover likely cheating on ozone treaty

PARIS: The decline in the atmosphere of an ozone-depleting chemical banned by the Montreal Protocol has recently slowed by half, suggesting a serious violation of the 196-nation treaty, researchers revealed Wednesday. Measurements at remote sites — including the government-run Mauna Loa Observatory in Hawaii — of the chemical, known as …

Ozone pollution can damage wheat crop

Air pollution is not only injurious to human health, but also to plant life. Scientists from Banaras Hindu University (BHU) have found that most wheat cultivars developed after the year 2000 are more sensitive to damage due to ozone, a byproduct of air pollution. This can affect wheat productivity under …

Rwanda: Govt Moves to Ban Toxic Gases Used in Fridges

The Ministry of Environment is set to conduct a detailed energy efficiency market survey that will inform new policy aimed at introducing new non-pollutant cooling technologies by restricting imports of air pollutant gases used by fridges and air conditioners in the country, Environment minister Vincent Biruta said yesterday. The survey …

Sustained black carbon emission from aeroplanes can warm atmosphere at high altitude: Government

The impact of black carbon, emitted by aeroplanes, on monsoon, glaciers and ozone layer is "uncertain", but its sustained emission could lead to warming of the atmosphere at 10-12 km altitude, the government said today. The impact of black carbon, emitted by aeroplanes, on monsoon, glaciers and ozone layer is …

Ozone at lower latitudes is not recovering, despite Antarctic ozone hole healing

The ozone layer - which protects us from harmful ultraviolet radiation - is recovering at the poles, but unexpected decreases in part of the atmosphere may be preventing recovery at lower latitudes. Global ozone has been declining since the 1970s owing to certain man-made chemicals. Since these were banned, parts …

AMC's new sensors to keep track of Ozone layer, oxygen concentration

Taking a small step towards creating a Smart City, Ahmedabad Municipal Corporation (AMC) is all set to gain and give information on real-time noise pollution, the ozone layer, oxygen concentration and sunlight. In the coming months, the civic body will introduce ultra-modern environment sensors and provide environmental data. Termed as …

Seychelles joins initiative mandating use of ozone-friendly appliances

(Seychelles News Agency) - Seychelles is focusing on ozone-layer-friendly technological appliances as it joins the second phase of the Green Cooling Africa Initiative. Through the initiative, Seychelles will be able to replace appliances such as refrigerators and air conditioning units containing hydrochlorofluorocarbon (HCFCs) and chlorofluorocarbons (CFCs) with those using natural …

Developing nations to receive $540 million to eliminate climate-warming chemicals

The climate-warming chemicals are hydrochlorofluorocarbons and hydrofluorocarbons (HFCs) used widely used in refrigerators, air-conditioners and aerosol sprays. Developing countries will receive $540 million to continue their work in phasing out ozone-depleting chemicals, according to UN Environment. The funds will be provided by developed countries for three years starting from 2018 …

A year in ozone over the South Pole

This colourful video tracks the behaviour of the ozone layer over Antarctica across all of 2016. It shows clearly the annual “hole” that appears above the South Pole in the austral springtime, and which last year grew to about 23 million sq km (9 million sq miles) in extent. The …

State of the Climate in 2016

An international, peer-reviewed publication released each summer, the State of the Climate is the authoritative annual summary of the global climate published as a supplement to the Bulletin of the American Meteorological Society. The report, compiled by NOAA’s Center for Weather and Climate at the National Centers for Environmental Information …

Climate Change: Here’s why Paris accord unable to generate consensus

The Donald Trump-led American withdrawal from the Paris climate change negotiations in the hope of a different rhetoric is a serious step undermining what was already a weak international cooperation over a critical global issue. The Donald Trump-led American withdrawal from the Paris climate change negotiations in the hope of …

Protecting environment is our responsibility: Governor

THIRUVANANTHAPURAM: Life of the future generation will depend on how we act today. The rise in number of events organized as part of Environment Day indicates that people have realized the need to protect environment, said governor P Sathasivam, while inaugurating the state-level celebrations of World Environment Day on Monday. …

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