"After a record-breaking week of public voting, Katmai national park and preserve in Alaska has announced the winner of its “biggest Fat Bear Week yet”."

"The Arctic is warming nearly four times faster than the rest of the planet and is one of the most rapidly changing places on Earth. And the United States’ approach to Arctic research has also begun shifting." "The Trump administration is emphasizing defense concerns instead of climate research in the rapidly warming Arctic region."

"For much of the 20th century, a sprawling complex in the desert of southeastern Washington state turned out most of the plutonium used in the nation’s nuclear arsenal, from the first atomic bomb to the arms race that fueled the Cold War. Now, after decades of planning and billions of dollars of investment, the site is turning liquid nuclear and chemical waste at the Hanford Nuclear Reservation into a much safer substance: glass."

"In recent years, Pennsylvania regulators have tried to clamp down on roadway spreading of tens of millions of gallons of oil and gas “brines,” high-salt liquids that can be laced with toxic metals and radioactive material. The industry is pushing back."

"Even as scientists rush to identify the migratory paths of some endangered shark species to help better protect them, climate change and other threats shift this behavior, adding urgency to the research."

"After nearly 40 years, the Arctic Research Consortium of the United States, or ARCUS, will close September 30, a casualty of President Donald Trump’s proposed budget cuts and his administration’s focus on using the Arctic as an outpost for national security and energy dominance — and its push away from science."

"The sugar industry and companies that make sweet drinks and foods have spent nearly a century downplaying sugar’s role in health problems and distorting the science around fluoride — and the practice continues today, according to a new study."

"This season’s intense monsoon rains caused flooding that killed hundreds and displaced millions of people in Pakistan — an increasingly frequent occurrence. Scientists who study extreme weather warn that Pakistan is more vulnerable to climate change than any other nation."

"Facing weakened pollution targets and threats of federal inaction, Maryland and Virginia may have to become the agreement’s enforcers."

"Meet the researchers restoring these unique wetlands high in Colorado’s San Juan Mountains."