Anthropogenic Impact

  By Malcolm McCulloch, The University of Western Australia   Global temperatures have already exceeded 1.5°C warming and may pass 2°C later this decade, according to a world-first study I led. The worrying findings, based on temperature records contained in sea sponge skeletons, suggest global climate change has progressed much further than previously thought. Human-caused greenhouse gas emissions drive global warming. Obtaining accurate information about the extent of the warming […]