Weather New cloud type spotted over Snowdonia 14 November 2016 These rare, rippling clouds resemble ocean waves in the sky, but what are they called and how do they form? Climate What is the autumn equinox? 22 September 2016 As you have very likely noticed, the sun is setting earlier and the nights are getting longer, marked officially by the autumn equinox. Find out when it is and what the equilux is too. Climate Record number of states expected to sign Paris climate deal 22 April 2016 Weather Rare sighting of sinusoidal thin contrails 07 April 2016 The Royal Meteorological Soceity received these photographs this week, sent in from Tofino, on the west of Vancouver Island in British Columbia, Canada, asking for an explanation of how they are formed. 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. Weather Nacreous clouds 03 February 2016 Several rare sightings of nacreous clouds have been reported over the last few days, delighting cloudspotters, with photographs of the clouds coming from England and Scotland. 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. In the Spotlight Weather Satellites 20 April 2014 Observations of the weather are made 24 hours a day, all over the world. The main observations are from weather satellites, balloons, landbased instruments, ships, buoys and aircraft.
Weather New cloud type spotted over Snowdonia 14 November 2016 These rare, rippling clouds resemble ocean waves in the sky, but what are they called and how do they form?
Climate What is the autumn equinox? 22 September 2016 As you have very likely noticed, the sun is setting earlier and the nights are getting longer, marked officially by the autumn equinox. Find out when it is and what the equilux is too.
Weather Rare sighting of sinusoidal thin contrails 07 April 2016 The Royal Meteorological Soceity received these photographs this week, sent in from Tofino, on the west of Vancouver Island in British Columbia, Canada, asking for an explanation of how they are formed.
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.
Weather Nacreous clouds 03 February 2016 Several rare sightings of nacreous clouds have been reported over the last few days, delighting cloudspotters, with photographs of the clouds coming from England and Scotland.
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.
In the Spotlight Weather Satellites 20 April 2014 Observations of the weather are made 24 hours a day, all over the world. The main observations are from weather satellites, balloons, landbased instruments, ships, buoys and aircraft.