Climate Record number of states expected to sign Paris climate deal 22 April 2016 Climate Largest ever spike in CO2 emissions 16 March 2016 Atmospheric carbon dioxide concentrations grew at their fastest level in 2015, increasing by 3.05 parts per million (ppm) compared with the previous year. Climate Air quality and sources of air pollution 15 June 2015 Air quality is a measure of how clean or dirty the air is, and air pollution is air contamination by harmful substances Weather What is humidity and how is it measured? 14 August 2013 Damp or dry? Measuring humidity In the Spotlight Tripping down tornado alley: Storm chaser Martin Lisius on tourists and tornadoes 18 April 2013 Storm chaser Martin Lisius on when to chase and when not to. Weather Solar tornadoes 30 December 2012 Footage of solar tornadoes on the surface of the sun discovered by scientists at Aberystwyth University. Weather Hurricane Katia remnants hit UK 28 September 2011 On the 12th of September 2011, the remnants of hurricane Katia intercepted the United Kingdom, and with it brought severe gales to many parts of Scotland and Northern England. Weather Satellite images show tornado storm system in motion 16 September 2011 Satellite images show tornado storm system in motion Climate Ashes to ashes: How the Tamboro volcano eruption wreaked havoc on Europe's weather 02 December 2010 How the Tamboro volcano eruption wreaked havoc on Europe's weather
Climate Largest ever spike in CO2 emissions 16 March 2016 Atmospheric carbon dioxide concentrations grew at their fastest level in 2015, increasing by 3.05 parts per million (ppm) compared with the previous year.
Climate Air quality and sources of air pollution 15 June 2015 Air quality is a measure of how clean or dirty the air is, and air pollution is air contamination by harmful substances
In the Spotlight Tripping down tornado alley: Storm chaser Martin Lisius on tourists and tornadoes 18 April 2013 Storm chaser Martin Lisius on when to chase and when not to.
Weather Solar tornadoes 30 December 2012 Footage of solar tornadoes on the surface of the sun discovered by scientists at Aberystwyth University.
Weather Hurricane Katia remnants hit UK 28 September 2011 On the 12th of September 2011, the remnants of hurricane Katia intercepted the United Kingdom, and with it brought severe gales to many parts of Scotland and Northern England.
Weather Satellite images show tornado storm system in motion 16 September 2011 Satellite images show tornado storm system in motion
Climate Ashes to ashes: How the Tamboro volcano eruption wreaked havoc on Europe's weather 02 December 2010 How the Tamboro volcano eruption wreaked havoc on Europe's weather