Beijing Is Sinking

Download this page in PDF format Last month a paper was publishing in the Remote Sensing journal demonstrating that the city of Beijing is gradually sinking as a result of subsidence. The paper ‘Imaging Land Subsidence Induced by Groundwater Extraction … Continue reading

2015 UK Space Conference Lifts Off

Download this page in PDF format We’re at the UK Space Conference 2015 in Liverpool, and exhibiting! The opening day of the conference has been interesting, exciting and bookended by astronauts. The conference’s plenary session began with an upbeat assessment … Continue reading

How to Measure Heights From Space?

Download this page in PDF format Accurately measuring the height of buildings, mountains or water bodies is possible from space. Active satellite sensors send out pulses of energy towards the Earth, and measure the strength and origin of the energy … Continue reading