Ozone-destroying greenhouse gas emissions from China increased significantly: Study

After 2012, emissions of dichloromethane from China accounted for 50–60 per cent of the global total

WMO revives ozone-UV bulletin after 7 years, shows steady recovery of ozone layer

Strong signs were recorded that indicate the ozone layer over the Antarctic region is recovering, according to latest update

World Ozone Day: Forest fires pose new threat to ozone layer

Study finds black carbon due to frequent, widespread wildfires may be widening the ozone hole

Antarctic ozone hole — one of the largest, deepest — closes

The annually occurring ozone hole over the Antarctic had rapidly grown from mid-August 2020 and peaked at around 24 mln sq km  

Does tropical ozone hole exist? Experts are divided

Tropical ozone hole is about seven times larger than Antarctica and it appears across all seasons

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 …

Why ozone levels pose a challenge to food security

When present in the lowest atmospheric layer, ozone becomes a concern for human and plant health.

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 …

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

Antarctic ozone layer hole keeps shrinking in 2022: NASA, NOAA

Ban on chemicals adopted by Montreal Protocal attributed to gradual ozone layer recovery

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

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 …

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,…

Ozone layer recovery may take several lifetimes. But Montreal Protocol saved the Earth

The stratospheric ozone layer absorbs a portion of the ultraviolet radiation from the sun, preventing it from reaching the surface of Earth  

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

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 

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 …

Ozone Day 2023: Why the South Pole has set alarm bells ringing this year

After a record-low sea ice cover, Antarctica saw one of the largest ozone holes ever reported this August, highlighting the changing nature of …

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

‘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

Ozone levels increase in Delhi, pose health risk

This could lead to a public health crisis as ozone is extremely hazardous to human health

‘Modest’ 2023 Antarctic ozone hole ranks 12th overall but still sign of recovery

The depletion would have been lower had it not been for the eruption of the Hunga Tonga-Hunga Ha’apai volcano in January 2022

Satellites are burning up in upper atmosphere — and we still don’t know what impact this will have on Earth’s climate

Elon Musk’s SpaceX has announced it will dispose of 100 Starlink satellites over the next six months

Simply Put: Ozone hole and loop hole