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 …

We ended ozone-depleters well ahead of schedule: Jairam ramesh

India has been successful in phasing out ozone depleting substances (ODS) like chlorofluorocarbons (CFCs) 17 months ahead of the targeted date, said Union Minister for Environment & Forests, Jairam Ramesh, while addressing a conference to observe International Ozone Day here today.

UNEP to meet city industry heads next year

Pune In a bid to bring down the emission levels of Hydrochloroflurocatrbons (HCFC) in the city, the United Nations Environment Programme (UNEP) has shown its intent to initiate a meeting with the CEOs of the industries in Pune in March 2010. It will probably be the first time that an …

Greening of industry under the Montreal Protocol

Currently, the main challenge is that the long-term, financially viable, widely available and environmentally safe alternative technologies are still under development in many fields. The research and development are fast but deadlines for compliance are also pressing. UNIDO is prepared to take up this challenge and work hand-in-hand with developing …

The Montreal Protocol: India's success story

The Montreal Protocol on Substances that Deplete the Ozone Layer has since been recognized as an extraordinary environmental success in global cooperation to protect the ozone layer. The Montreal Protocol has completed more than 20 years of its progress. India being a Party to the Montreal Protocol and all its …

Fixing the sky

When nations made plans to save the ozone layer, they didn't factor in global warming. Quirin Schiermeier reports on how two environmental problems complicate each other.

Lessons from Antarctica

Twenty years on, the success of the Montreal Protocol can help inform plans to mitigate climate change. (Editorial)

The HFC imperative: essential action for global climate protection

The Montreal Protocol has been extremely successful in enabling the phase-out of ozone depleting substances (ODS). As a result of these phase-outs, hydrofluorocarbons (HFCs) have been commercialized as substitutes for ODS. The HFCs being used as ODS substitutes are powerful greenhouse gases (GHG) with global-warming potentials (GWP) hundreds to thousands …

Global warming is a matter of concern for all

With advent of technologies our globe has become a `global village' . With its growth the present world is now facing a major problem of Global Warming. Unrestricted use of fossil fuels has increased the concentrations of green house gases (GHGs) like carbon dioxide to unprecedented levels, which the natural …

HCFCs to be phased out

Bhutan will start phasing out hydro-chlorofluorocarbons (HCFC), an ozone depleting substance (ODS), starting 2013. HCFC is both ozone depleting and a global warming substance, which all signatories to the Montreal Protocol have agreed to phase out. Bhutan, as a signatory to the Protocol, will have to phase out HCFC by …

Steps to phase out harmful chemical from garment sector

The Bangladesh Garments Manufacturers and Exporters Association (BGMEA) and Department of Environment (DOE) on Monday have launched a joint initiative to phase out the use of carbon tetrachloride (CTC) from the sector by the end of this year. CTC, a member of eight Ozone Depleting Substances (ODS) family with more …

Why Antarctic ice is growing despite global warming

The southern ozone hole has changed weather patterns around Antarctica and cooled the air above the east part of the continent, according to new research.

Teachers role in environment issues vital

Topics of importance of environment, fallouts of pollution and other environmental hazards should be included in syllabi from primary education till higher and professional education. This was stated by Shahida Altaf, Multan Public Girls

Climate related terrorism if ozone layer is not protected says Champika

There will be climate related conflicts in the future if the global community fails to protect the ozone layer, Environment and Natural Resources Minister Champika Ranawaka said inaugurating the sub regional workshop on Ozone Depleting Substances (ODS) pase out in military applications, yesterday.

Climate change will set back ozone layer recovery

The findings are based on a detailed computer model that includes atmospheric chemical effects, wind changes and solar radiation changes GLOBAL WARMING will set back the recovery of the ozone layer of the earth's atmosphere, warns a Nasa study. Previous studies have shown that while the build up of greenhouse …

Air pollution, greenhouse gases and climate change: global and regional perspectives

Greenhouse gases (GHGs) warm the surface and the atmosphere with significant implications for rainfall, retreat of glaciers and sea ice, sea level, among other factors. About 30 years ago, it was recognized that the increase in tropospheric ozone from air pollution (NOx, CO and others) is an important greenhouse forcing …

A gaping hole in the ozone layer

V Krishna Ananth The Industrial Revolution was a great thing for human beings, but hell for the rest of the planet. Pollution and depletion of natural resources have taken a huge toll on the environment. Public concerns over this phenomenon have driven a number of studies that have criticised the …

Eco-friendly refrigeration in NR trains soon

As part of its 'Green Initiative', Indian Railway plans to equip its entire fleet of over 1000 AC coaches with eco-friendly refrigerant technology. The Northern Railway (NR), Lucknow division, will get this facility by March-end," confirmed a senior NR official to The Pioneer. Till date, the Indian Railways have been …

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