Working with underwater robots, scientists show how deep sea mountains and fast currents between Antarctica and South America play a crucial role in stabilizing the climate.
Global greenhouse gas levels have hit their highest point in at least 3 million years, according to new figures from the World Meteorological Organisation.
Philip Lloyd, Cape Peninsula University of Technology
Without understanding why the ‘fingerprint’ has failed to appear our predictions about global warming - as carbon dioxide concentrations increase - are uncertain.
We have hit a new milestone in carbon dioxide levels: the average for February topped 400ppm. It’s the first time this has happened in the northern winter, when levels are typically lower than in summer.