"A hectare of this ancient, delicate plant can soak up 15 times more carbon dioxide every year than a similar sized piece of the Amazon rainforest. But this global treasure is now under extreme pressure from tourists, from development and ironically from climate change."

"Balls of moss commonly found in aquariums are threatening to push the zebra mussel invasion further across the U.S., wildlife officials are warning. Contaminated moss balls have been found in pet stores in 21 states in recent weeks, and both officials and the pet supply industry are scrambling to contain the problem before it’s too late."

"On the Outer Banks, homeowners in Avon are confronting a tax increase of almost 50 percent to protect their homes, the only road into town, and perhaps the community’s very existence."

"As persistent drought and climate change threaten the Colorado River, several states that rely on the water acknowledge they likely won’t get what they were promised a century ago. But not Utah."

"U.S. House Republicans are weighing whether to join Democrats in getting back into “earmarks” - the practice of loading spending bills with legislators’ pet projects - and a decision is expected this week, two sources familiar with the process said."

"Senators are offering early optimism that they can find common ground and pass an infrastructure package later this year."

"The Arizona Legislature has taken up a range of water-related measures this year, but some bills that would strengthen the state’s water rules to protect declining groundwater and desert streams have run into opposition and have failed to move forward."

"The Biden administration announced on Wednesday that it is delaying the implementation of a Trump administration update to a rule governing lead and copper in drinking water."

"There are few places to purchase a home in the U.S. that have a greater risk of flooding than on the coast of Florida. But sellers needn’t lose sleep over that. That’s because the Sunshine State doesn’t mandate disclosure of whether a property has previously flooded."