A warning notice forced the deletion of a post that remained untouched on the president's own Facebook page, containing the phrase "when the looting starts, the shooting starts."
Microplastic pollution is ubiquitous, but the processes that distribute the particles between marine, terrestrial and atmospheric environments around the planet remain poorly understood.
"Mexico is still sitting on its hands while vaquita after vaquita dies in fishing nets," said Sarah Uhlemann from the Center for Biological Diversity,
Researchers say the anomalies recorded in Antarctica may be the result of cosmic rays being reflected back after hitting subsurface features.
"We wanted to test a way to improve the health of a conversation... and to see if reminding people to read an article before they share it leads to more informed discussion," Twitter Support said.
The latest findings also help to shed new light on other sites in South Korea where scientists have previously found footprints that were originally thought to belong to giant flying reptiles.
There's a lot to be frightened of in the great infinite nothingness of outer space.
"Now, over the balance of time, it is clear that I made a mistake in that choice for which I alone must bear the consequences," wrote human exploration chief Douglas Loverro in his leaving note.
"When he pulls out of the cooperation of the nations of the world in creating a vaccine it hurts us," Schumer told 'Morning Joe'. "If another country comes up with that vaccine ahead of us, God bless them, but we would want to have the benefits of that."
The use of nets to minimise contact with sharks has been controversial, with concerns over bycatchâanimals not targeted by the nets being caught accidentally.
Over the past decade, landslides have been responsible for generating giant waves in Alaska and Greenland.
Scientists describe the two-inch bone of a 110 million-year-old elaphrosaur found in Victoria, Australia, after it was misidentified as belonging to a pterosaur.
Elon Musk has revealed fresh details about the "Battery Day" event after suggesting it will be "one of the most exciting days" in Tesla's history. A low-cost, long-life battery is anticipated.
The sun has been "blank" for over three quarters of the year, putting it in the running for one of the quietest periods since the start of the Space Age.
The experimental system is designed to keep the antennae of the satellites in the shade, thereby preventing sunlight from reflecting off them back to Earth.
