Yosemite Nature Notes is a video series produced by Steven M. Bumgardner, an employee of Sequoia National Park.  I’ve blogged about the first 14 videos in the series before. Here are the next two, Moonbows and Sky Islands.

Yosemite Nature Notes – Episode 16 – Sky Islands
Throughout the Sierra Nevada, high flat plateaus are found at elevations around twelve and thirteen thousand feet. These isolated sky islands are the home to unique plant communities that are found nowhere else.

Yosemite Nature Notes – Episode 15 – Moonbows
From the Milky Way to the moon, the beauty of Yosemite is on display 24 hours a day. During the full moon of the the spring and early summer, lunar rainbows, also known as moonbows, can be seen on many park waterfalls