Global landmarks go dark for Earth Hour
The UN headquarters in New York, the pyramids of Egypt and Rio's Christ the Redeemer statue were among top world monuments plunged into darkness for an hour Saturday to put the spotlight on climate change and its impact on the planet.
from Phys.org - latest science and technology news stories https://ift.tt/2uCaMlK
from Phys.org - latest science and technology news stories https://ift.tt/2uCaMlK
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