CFCs

Healing the ozone layer through diplomacy

The Montreal Protocol shows what is possible when science, diplomacy, and business cooperate to implement international environmental agreements. When the people became aware of a hole in the ozone layer over Antarctica—and damage to the protective layer of atmosphere around the world—leaders around the world coordinated action on ozone depleting …

Primer on Hydrofluorocarbons

Fast action under the Montreal Protocol can limit growth of HFCs, prevent up to 100 billion tonnes of CO2-eq emissions by 2050, and avoid up to 0.5°C of warming by 2100.

Environment Ministry seeks help, Tackling ozone depleting substances

The Environment Ministry required the support of Government and Non-Governmental Organizations (NGOs) to eliminate ozone depleting substances (ODS) in the atmosphere, Environment and Renewable Energy Minister Susil Premajayantha said. Addressing a workshop, organised by the National Ozone Unit (NOU) and Sri Lanka Customs, to introduce new Customs symbols, last Friday …

Phasing down HFCs under Montreal Protocol can cut climate pollution twice over

A global phase-down of hydrofluorocarbons (HFCs) under the Montreal Protocol will drive the development of super-efficient air conditioning and refrigeration that in turn reduces energy use and carbon dioxide pollution, according to representatives from the global air conditioning and refrigeration industry, meeting 30-31 June in Bangkok to showcase progress in …

Climate shuffle

This Climate Action Tracker update shows that current emissions and policies - and future emission trends - are likely to lead to higher 21st century emission levels than previously projected. This, in turn, implies a higher level of warming by 2100. Assuming current emissions trends, implemented and presently planned policies …

Closing the emissions gap: time to phase out HFCs

A report to the 18th session of the Conference of the Parties to the United Nations Framework Convention on Climate Change. Hydrofluorocarbons (HFCs) are man-made fluorinated gases (F-gases) developed and commercialised to replace CFCs, HCFCs and other chemicals that deplete the ozone layer. Unlike CFCs and HCFCs, HFCs do not …

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 …

World greenhouse gas levels hit fresh records

Atmospheric volumes of greenhouse gases blamed for climate change hit a new record in 2011, the World Meteorological Organisation (WMO) said in its annual Greenhouse Gas Bulletin on Tuesday. The volume of carbon dioxide, the primary greenhouse gas emitted by human activities, grew at a similar rate to the previous …

The state of greenhouse gases in the atmosphere based on global observations through 2011

The amount of greenhouse gases in the atmosphere reached a new record high in 2011, according to the World Meteorological Organization. Between 1990 and 2011 there was a 30% increase in radiative forcing – the warming effect on our climate – because of carbon dioxide (CO2) and other heat-trapping long-lived …

Cooling gases must fall to curb global warming

F-gases, used in refrigeration and linked with high levels of global warming, need to be cut substantially by 2030, Europe's climate boss said on Tuesday. She added that she would be pushing for a global plan on cutting fluorinated gases at U.N. climate change talks in Doha beginning later this …

The Montreal Protocol in 2012

A report to the 24th Meeting of Parties to the Montreal Protocol on Substances that Deplete the Ozone Layer, celebrating past achievements and looking ahead to future challenges.

Primer on short-lived climate pollutants

This report provides a summary of short-lived climate pollutants (SLCPs), including: an introduction to SLCPs; explanation of the co-benefits of reducing SLCPs with respect to climate, human health and food security; and a menu of mitigation options for reducing SLCPs, including international and regional initiatives, such as the Climate and …

WBPCP mulls ways to reduce emission of CFCs on Ozone Day

KOLKATA, 18 SEPT: In observation of International Ozone Day, the West Bengal Pollution Control Board (WBPCB) held a conference with environmental scientists and industry representatives to discuss strategies for reducing the emission of Chloroflurocarbons (CFCs) into the environment today at Paribesh Bhavan. International Ozone Day commemorates the date that the …

Fridges now on pollution radar

Disposal of refrigeration compressors containing chloro fluoro carbons (CFCs) and hydro chloro fluoro carbons (HCFCs) will now be brought on the radar of the Andhra Pradesh Pollution Control Board. Old and improperly discarded refrigeration and air-conditioning units are an environmental hazard due to the chemicals leading to depletion of the …

Antarctic ozone hole smaller than in 2011

The hole in the ozone layer, the earth's protective shield against ultraviolet rays, is expected to be smaller this year over the Antarctic than last, showing how a ban on harmful substances has stopped its depletion, the United Nations said on Friday. But the hole is probably larger than in …

Ending the reign of fluorocarbons, answering the call on climate

An EIA (Environmental Investigation Agency) report to the 32nd meeting of the Open-Ended Working Group of the Parties to the Montreal Protocol on Substances that Deplete the Ozone Layer.

Chilling Facts IV

The latest of EIA’s annual reports focusing on the use of climate-damaging refrigerants in major supermarket chains and progress to move away from harmful HFCs to climate-friendly alternatives. Environmental Investigation Agency’s (EIA) fourth Chilling Facts report looking into the climate impact of supermarket refrigeration. Since its launch in 2008 the …

Global CFC ban and unintended consequences

The Montreal Protocol led to a global phase-out of most substances that deplete the ozone layer, such as chlorofluorocarbons (CFCs). A happy side-effect of the gradual ban of these products is that the Earth’s climate has also benefited because CFCs are also potent greenhouse gases. However, now a "rebound effect" …

Are humans alone or are aliens avoiding us?

Civilizations From Oldest Stars Had Enough Time To Reach Earth If They Wanted To: Researchers. Washington: If alien life really exists, they would have found humans by now, but consciously avoiding us for unknown reasons, a new study has suggested. Researchers, who calculated the time a society would take to …

Maldives at the forefront of ozone layer protection and achieving carbon neutrality

Government of the Maldives showcased its success story in ozone protection and achieving carbon neutrality in a side event organized by the Ministry of Housing and Environment of Maldives in cooperation with the OzonAction Programme of the United Nations Environment Programme (UNEP) on 24th November 2011 in Bali, Indonesia. This …

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