The impact of an asteroid or comet is acknowledged as the principal cause of the mass extinction that killed off most dinosaurs and about three-quarters of the planet’s plant and animal species 66 million years ago.
articles
Microplastics a Million Times More Abundant in the Ocean Than Previously Thought
Mini-microplastics uncovered in the stomachs of filter-feeding marine organisms.
Baltic Blooms
The Copernicus Sentinel-2 mission takes us over the green algae blooms swirling around the Baltic Sea.
Halting Climate Change Means a World Without Fossil Fuels – Not Merely Curbing Emissions
University of Toronto researchers argue the key challenge with moving away from fossil fuels is "carbon lock-in," or the economic, political and social inertia that inhibits alternative energy technologies from gaining traction.
Desert Crops Thrive as the Aquifer Shrinks
Water tables have dropped beneath the Saudi Arabian town of Wadi ad-Dawasir.
Shedding Light in the Dark: Radar Satellites Lead the Way
Spare a thought this Christmas for researchers hunkered down on their Polarstern icebreaker, adrift in the frozen Arctic Ocean.