The ozone layer above Antarctica is thinning at an alarming rate, posing threat to the wildlife breeding below in the ice.

Learn about the ozone hole above Antarctica that is now confirmed to be shrinking due to reductions of harmful ...

At high altitudes, where conditions are different from the Earth’s surface, those chlorine compounds were destroying ozone, the gas that absorbs and scatters UV light from the sun. Because CFCs are so ...

Chemicals called chlorofluorocarbons, which are made up of chlorine, fluorine and carbon atoms, are the biggest culprit in ozone depletion. More commonly known as CFCs, they can be found in ...

In densely populated coastal areas, reactions of polluted air with sea salt aerosol from the ocean can lead to high surface ozone levels that affect air quality. Chlorine has become infamous for ...

Scientists use data from the Microwave Limb Sounder, MLS, aboard the Aura satellite, which has been making measurements around the globe since mid-2004. Scientists have shown through direct ...

The Arctic is one of the regions most strongly affected by climate change. In recent decades, the temperature there has risen ...

Figure 1: Influence of greenhouse-gas emissions on stratospheric ozone concentration in northern mid-latitudes. In the 1970s, before chlorine and bromine became the focus of the ozone debate ...

Of the oxidizing biocides, chlorine dioxide is the most selective oxidant. Ozone and chlorine are much more reactive than chlorine dioxide, and they will be consumed by most organic compounds.