Utah’s push to develop the $1.8 billion Lake Powell pipeline, held up for years by political wrangling, funding feuds, reams of red tape and massive amounts of paperwork, is now being threatened by a tiny creature: the quagga mussel.
Once the sandbags are gone and the physical damage is dealt with, flood victims have to come to grips with the emotional aftermath. Here's how the floods in New Brunswick over the past two springs are continuing to affect the lives of local residents.
In its final report, the three-member scientific panel tasked with the review expressed "concerns" about every part of its limited investigation, particularly around water, seismic hazards and gas migration.
As the country's second most popular park turns 100, Grand Canyon faces an unprecedented number of existential threats. Eight experts weigh in on the major changes it will undergo during the next century.