Astronomers using NASA's Hubble Space Telescope say they have crossed an important threshold in revealing a discrepancy between the two key techniques for measuring the universe's expansion rate.
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Human Encroachment Alters Air Quality over Amazon Rainforest
Plumes of air pollution generated from a rapidly expanding city within the Amazon rainforest are wafting hundreds of miles and degrading air quality in the pristine rainforest, according to a team of scientists.
33-Year Study Shows Increasing Ocean Winds and Wave Heights
Extreme ocean winds and wave heights are increasing around the globe, with the largest rise occurring in the Southern Ocean, University of Melbourne research shows.
Americans’ Beliefs About Wildlife Management Are Changing
Abundant and healthy wildlife populations are a cultural and ecological treasure in the United States.
Diamonds Reveal How Continents Are Stabilized, Key to Earth’s Habitability
The longevity of Earth’s continents in the face of destructive tectonic activity is an essential geologic backdrop for the emergence of life on our planet.
How to Take the ‘Petro’ out of the Petrochemicals Industry
Fossil fuels are the backbone of the global petrochemicals industry, which provides the world’s growing population with fuels, plastics, clothing, fertilizers and more.