The European Space Agency (ESA) is Europe’s gateway to space. Its mission is to shape the development of Europe’s space capability and ensure that investment in space continues to deliver benefits to the citizens of Europe and the world.
Find out more about space activities in our 23 Member States, and understand how ESA works together with their national agencies, institutions and organisations.
Exploring our Solar System and unlocking the secrets of the Universe
Go to topicProtecting life and infrastructure on Earth and in orbit
Go to topicUsing space to benefit citizens and meet future challenges on Earth
Go to topicMaking space accessible and developing the technologies for the future
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Satellites, with their global view, have long provided the evidence used to identify trends and document the state of the global climate system. Emissions monitoring is the area where space-based remote-sensing is arguably the best developed capacity. With their global view, satellites can be used to detect trends in natural sources of the greenhouse gases methane and carbon dioxide in remote or hard-to-access regions of the world.