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 are noctilucent clouds? 28 April 2014 Noctilucent clouds are very fine, wispy formations made out of ice crystals that occur high up in the mesosphere (50-53 miles) and are the highest clouds in the Earth’s atmosphere. Weather Measuring Wind Speed: What is an anemometer? 06 March 2014 A device for measuring wind speed is known as an anemometer. Weather Pollen levels and weather: Why hay fever sufferers need to keep an eye on the weather 24 June 2013 Why do hay fever sufferers need to keep an eye on the weather? Weather Winter Hazards 18 January 2012 The shortest day may have passed, but although summer is on the way, the coldest months on average are still to come Weather Phoenix dust storm 08 July 2011 This time lapse video, constructed from images taken on a hill at Sun Ray park in Ahwatukee, Phoenix shows a huge dust storm. 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 Weather Behind the folklore: red sky at night: Is red sky delightful for shepherds? 16 July 2010 Is red sky delightful for shepherds?
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 are noctilucent clouds? 28 April 2014 Noctilucent clouds are very fine, wispy formations made out of ice crystals that occur high up in the mesosphere (50-53 miles) and are the highest clouds in the Earth’s atmosphere.
Weather Measuring Wind Speed: What is an anemometer? 06 March 2014 A device for measuring wind speed is known as an anemometer.
Weather Pollen levels and weather: Why hay fever sufferers need to keep an eye on the weather 24 June 2013 Why do hay fever sufferers need to keep an eye on the weather?
Weather Winter Hazards 18 January 2012 The shortest day may have passed, but although summer is on the way, the coldest months on average are still to come
Weather Phoenix dust storm 08 July 2011 This time lapse video, constructed from images taken on a hill at Sun Ray park in Ahwatukee, Phoenix shows a huge dust storm.
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
Weather Behind the folklore: red sky at night: Is red sky delightful for shepherds? 16 July 2010 Is red sky delightful for shepherds?