Factsheet: 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 animpasse over …
Bushfire smoke eats up the ozone protecting us from dangerous radiation. The damage will increase as the world heats up
We’re likely to see falling ozone concentrations in new places rather than just around the South Pole
Climate variability may explain annual spike in ozone-destroying gas: Study
Forest fires fuelled by the El Niño Southern Oscillation (ENSO) phenomenon might be responsible for the short-term spikes in methyl bromide,…
World Environment Day 2023: CSE finds ground-level ozone pollution in Delhi-NCR all-year problem, persists at nights too
New Delhi and South Delhi areas were worst affected by ground-level ozone between March 1, 2023 and May 30, 2023
A rapidly growing rocket industry could undo decades of work to save the ozone layer — unless we act now
The ozone layer is on track to heal within four decades, which can be undone by an upsurge in rocket launches
Good news! Recovery of ozone layer achieves significant milestone
Levels of ozone-depleting substances in 2022 are back to those observed in 1980 before ozone depletion was significant
Earth’s magnetic field broke down 42,000 years ago and caused massive sudden climate change
The ozone layer was destroyed, electrical storms raged across the tropics, solar winds generated spectacular light shows, Arctic air poured …
July heatwave triggers air pollution in UK
Ozone levels increased significantly and exceeded World Health Organisation recommendations, the researchers found after drawing on a national …
‘The burning of the Amazon will not alter wind patterns’
Down To Earth spoke to meteorologist U C Mohanty about the impact of the Amazon fires on global warming and wind patterns
Countries agreed to ban ozone-depleting chemicals in 1980s — but 5 CFCs are increasing to record levels in atmosphere
The 1987 Montreal protocol restricted the release of chlorofluorocarbons to the atmosphere
Climate crisis: Oceans may emit more ozone-depleting gases
MIT researchers note that oceans would emit more CFC-11 by 2075 than they absorb, and emit detectable amounts of the chemical …
Air pollution may cause ‘silent’ miscarriages risk: Study
The risk of missed abortion in the first trimester increases with exposure to PM 2.5, sulfur dioxide, ozone and carbon monoxide in older women, …
Diwali 2021: Elevated levels of toxic gases in smog, in addition to particulate matter, says CSE
Average daily contribution of stubble fire smoke from mid-October to early November lowest in the last four years
Factsheet: HFCS - realising the potential for climate benefits from the Montreal Protocol
In 1987, the Montreal Protocol phased out the use of chlorofluorocarbons (CFCs), an ozone-depleting substance (ODS) used as coolants in …
Heatwaves leading to ozone pollution, says WMO report
Climate change continues to increase heatwaves’ intensity; extreme heat ‘compounded’ measurably impacts air quality, it adds
Greenhouse gas emissions from man-managed grasslands similar to global croplands
Study highlight need to use sustainable management to preserve and enhance soil carbon storage of grasslands
Did a supernova trigger the late Devonian extinction?
Earth suffered an intense loss of species diversity that lasted for at least 300,000 years, possibly caused by long-lasting ozone depletion, …
Climate change-driven wildfires, heatwaves to worsen air quality & levy additional ‘climate penalty’
Surface ozone levels are expected to increase across heavily polluted areas, particularly in Asia
Concentration of air pollutants significantly increasing over India: IPCC
Just effective decarbonisation policies not enough to bring SO2, NO2, O3 and NH3 to safe levels; clean energy and waste management would be needed
Why indoor pollution is as deadly as its outdoor counterpart
With the continual improvement in our quality of life, indoor air quality has become an important area of concern in the 21st century
‘Solid, liquid waste may have overtaken fertilisers as the biggest source of N2O emissions’
Nandula Raghuram, chair of International Nitrogen Initiative, talks to DTE on the rise in nitrous oxide emissions, its repurcussions and …
2022 too short, too far: Environment news you should not miss
Down To Earth recaps the primary environment, health and developmental news from 2022
