Longer-lasting ozone holes over Antarctica expose seal pups and penguin chicks to much more UV
Four years of persistent ozone holes have sparked concern about what more UV is doing to Antarctic ecosystems.
Four years of persistent ozone holes have sparked concern about what more UV is doing to Antarctic ecosystems.
Earth’s ozone layer shields us from harmful ultraviolet radiation. Nations have been working to reduce ozone-depleting chemicals since the 1980s, but recent studies show that there is still work to do.
Imagine an environmental crisis caused by a colourless, odourless gas, in minute concentrations, building up in the atmosphere. There is no expert consensus, but in the face of considerable uncertainty…
A new Intergovernmental Panel on Climate Change report makes clear human-induced climate change threatens the health and function of the ocean and cryosphere - the frozen regions of the Earth.
Exxon wasn’t the only giant corporation to have climate scientists in the 1980s. Scientists at GM and Ford also honed in on climate change, but they – and their companies – took very different paths.
It’s more than moral posturing. Resolutions like this have a history of laying the foundation for effective treaties and national laws.
Historically, environmental causes enjoyed bipartisan support but gains by NGOs and the emergence of climate change as a social issue have created a sharp political divide.
Almost 30 years ago the world responded to the realisation that our ozone layer was in trouble. The resulting Montreal Protocol was a rare example of global cooperation, but there’s no room for complacency.
SAVING THE OZONE: Part two in our series exploring on the Montreal Protocol on Substances that Deplete the Ozone Layer – dubbed “the world’s most successful environmental agreement”. Yesterday’s article…
The treaty to limit the destruction of the ozone layer is hailed as the most successful environmental agreement of all time. Three decades on, the ozone layer is slowly but surely returning to health.