Summer seems to have reached the Tioga Road in Yosemite National Park, where the Tuolumne Meadows Lodge, general store, and grill, were to open for the season today, with the White Wolf Lodge following in two weeks if conditions allow.

Non-native trout, while prized by anglers who fish the Colorado River below Glen Canyon Dam, threaten to wipe out native species in the river that can't compete with them. While Interior Department officials have a plan to remove the trout, it's effectiveness is being questioned.

Top Interior Department officials, with an eye toward restoring some semblance of natural rhythms to Grand Canyon National Park, on Wednesday announced plans to resume high-flow releases from Glen Canyon Dam into the Colorado River.