stars above bryce2010
TRANSCRIPT
Stars Above, Earth Below
Adventures of an Astronomer in the National Parks
Dr. Tyler Nordgren
Denali National Park
Bryce Canyon National Park
Arches National Park
Chaco Culture National Historical Park
Glacier National Park
Bryce Canyon National Park
Bryce Canyon National Park
Bryce Canyon National Park
Arches National Park
Rocky Mountain National Park
Acadia National Park
Acadia National Park
Acadia National Park
Acadia National Park
Acadia National Park
Acadia National Park
Hubble Space Telescope – M51
Acadia National Park
NASA New Horizons
NASA/JPL Galileo
NASA/JPL Cassini
NASA/JPL Cassini
NASA/JPL Cassini
Yellowstone National Park
Chaco Culture National Historical Park
Chaco Culture National Historical Park
Night on Earth – ESA/Rosetta Spacecraft
Light Pollution
Cha
d M
oore
/NP
S
Death Valley National Park – NPS Night Sky Team
Joshua Tree National Park – NPS Night Sky Team
Light Pollution
Who Cares?
• Loss of Natural Night affects biosphere:– Nocturnal species (raptors, turtles, etc)– Humans
• Waste of electricity, money, resources.
Arches National Park
Light Pollution
Light Pollution
Direct Waste- 50%
Glare- 10%
Productive- 40%
McGraw Ranch – Rocky Mountain NP
Lake Yellowstone Hotel– Yellowstone NP
Lake McDonald Lodge– Glacier NP
www.darksky.org
Natural Bridges National Monument – NPS Night Sky Team
Natural Bridges National Monument
Yosemite National Park
Available in Mach
Thank you
www.Planetary.org/Parks
Stars Above,Earth Below
On Sale Now