Earth Day: taking the pulse of our planet

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Published on 22 April 2020

Today marks the 50th anniversary of Earth Day. For Earth-observing satellites, every day is Earth Day. While news of COVID-19 dominates headlines and many of us practice social distancing, there still remains the need for action on climate change – and satellites are vital in providing the key facts on this global issue.  

First celebrated in 1970, Earth Day sparked a wave of international action. In 2016, the United Nations chose this very day – 22 April – as the day when the landmark Paris Agreement was signed. Recognised as International Mother Earth Day by the United Nations, today reflects a day committed to understanding our planet’s health – protecting it for future generations to come.

The scientific evidence of global climate change is irrefutable. International organisations, such as the Intergovernmental Panel on Climate Change, have warned of the consequences of a warming climate – affecting fresh water resources, global food production, sea level and triggering an increase in extreme-weather events.

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