ESA – Observing the Earth – Integrating Earth Observation in your job.
Ultraviolet. This mosaic of M31 merges 330 individual images taken by the Ultraviolet/Optical Telescope aboard NASA’s Swift spacecraft. It is the highest-resolution image of the galaxy ever recorded in the ultraviolet. Also known as the Andromeda Galaxy, M31 is more than 220,000 light-years across and lies 2.5 million light-years away. On a clear, […]
Earth Observations. How fast is the world population growing? Population in the world is currently growing at a rate of around 1.15 % per year. The average annual population change is currently estimated at over 77 million. Annual growth rate reached its peak in the late 1960s, when it was at 2% and above. The […]