Case Study: CAT III Runway Visual Range System at Newcastle Airport Newcastle International Airport was the first airport in the UK to achieve Category III status for the use… Warning of imminent lightning using single-site meteorological observations by A. J. Bennett1 2 Introduction Thunderstorms present a significant hazard to people and infrastructure in their path.… Aerosol Optical Tweezers for Measuring the Hygroscopic Properties of Aerosols by Dr Jim Walker Understanding the hygroscopic response of aerosol droplets to changes in ambient humidity is a…