Pecora, a geologist, served as director of the U.S. Geological Survey from 1965 to 1971 and as under secretary of the Department of the Interior from 1971 until his death in 1972. Pecora advocated for the potential of remote sensing for Earth observation and led the development of the Earth Resources Observation Systems program in 1966.
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Core Science Systems images.
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William T. Pecora
Pecora, a geologist, served as director of the U.S. Geological Survey from 1965 to 1971 and as under secretary of the Department of the Interior from 1971 until his death in 1972. Pecora advocated for the potential of remote sensing for Earth observation and led the development of the Earth Resources Observation Systems program in 1966.
Boxelder Bugs Gather on the Leaves of Hosta
Adult and nymph stage box elder bugs gather on the leaves of a hosta plant growing at the base of a silver maple tree. Adults have fully formed, mainly black wings.
Adult and nymph stage box elder bugs gather on the leaves of a hosta plant growing at the base of a silver maple tree. Adults have fully formed, mainly black wings.
Boxelder Bugs Gather on the Leaves of Hosta
Adult, immature, and nymph stage box elder bugs gather on the leaves of a hosta plant growing at the base of a silver maple tree. Adults have fully formed, mainly black wings.
Adult, immature, and nymph stage box elder bugs gather on the leaves of a hosta plant growing at the base of a silver maple tree. Adults have fully formed, mainly black wings.
Boxelder Bugs Gather on the Leaves of Hosta
Adult, immature adult, and nymph state box elder bugs gather on the ground in a residential garden under a silver maple tree.
Adult, immature adult, and nymph state box elder bugs gather on the ground in a residential garden under a silver maple tree.
Boxelder Bugs Gathers on the Leaves of Hosta
Immature adult, and nymph state box elder bugs gather on the ground in a residential garden under a silver maple tree.
Immature adult, and nymph state box elder bugs gather on the ground in a residential garden under a silver maple tree.
Horseshoe Crab (Limulus polyphemus)
A complete shell of a horseshoe crab lies in the tidal line on a beach among dried seaweeds.
A complete shell of a horseshoe crab lies in the tidal line on a beach among dried seaweeds.
Horseshoe crab (Limulus polyphemus)
A complete shell of a horseshoe crab lies in the tidal line on a beach among dried seaweeds.
A complete shell of a horseshoe crab lies in the tidal line on a beach among dried seaweeds.
Goats Foraging
Goats forage in an Argan tree.
Goats forage in an Argan tree.
Goats Foraging
Goats forage in an Argan tree.
Goats forage in an Argan tree.
Capybara (Hydrochoerus hydrochaeris)
Capybara rests in its enclosure in a zoological park, it's the world's largest rodent.
Capybara rests in its enclosure in a zoological park, it's the world's largest rodent.
American snout feeds on Shrubby boneset
American snout feeds on shrubby boneset bush flowers.
American snout feeds on shrubby boneset bush flowers.
Sand Hills Gate
The sand hills of Nebraska are a unique ecosystem. The photo was taken to capture the overwhelming vastness of the sand hills. Hecla/Whitman, Nebraska.
The sand hills of Nebraska are a unique ecosystem. The photo was taken to capture the overwhelming vastness of the sand hills. Hecla/Whitman, Nebraska.
Brown Pelican and Gulls Along Coast 1
Brown pelicans and gulls float and fly along a coastline.
Brown pelicans and gulls float and fly along a coastline.
Boxelder Bugs Gather on the Leaves of Hosta 1
Nymph stage box elder bugs gather on the leaves of a hosta plant.
Nymph stage box elder bugs gather on the leaves of a hosta plant.
Boxelder Bugs Gather on the Leaves of Hosta 2
Adult and nymph stage box elder bugs gather on the leaves of a hosta plant growing at the base of a silver maple tree. Adults have fully formed, mainly black wings.
Adult and nymph stage box elder bugs gather on the leaves of a hosta plant growing at the base of a silver maple tree. Adults have fully formed, mainly black wings.
Boxelder Bugs Gather on the Leaves of Hosta 4
Adult, immature, and nymph stage box elder bugs gather on the leaves of a hosta plant growing at the base of a silver maple tree. Adults have fully formed, mainly black wings.
Adult, immature, and nymph stage box elder bugs gather on the leaves of a hosta plant growing at the base of a silver maple tree. Adults have fully formed, mainly black wings.
Boxelder Bugs Gather on the Leaves of Hosta 7
Adult, immature adult, and nymph state box elder bugs gather on the ground in a residential garden under a silver maple tree.
Adult, immature adult, and nymph state box elder bugs gather on the ground in a residential garden under a silver maple tree.
Maroon Lake, Colorado
Maroon Lake located in Colorado
Brown Pelican and Gulls Along Coast 2
Brown pelicans and gulls float and fly along a coastline.
Brown pelicans and gulls float and fly along a coastline.
Boxelder Bugs Gather on the Leaves of Hosta 3
Adult, immature, and nymph stage box elder bugs gather on the leaves of a hosta plant growing at the base of a silver maple tree. Adults have fully formed, mainly black wings.
Adult, immature, and nymph stage box elder bugs gather on the leaves of a hosta plant growing at the base of a silver maple tree. Adults have fully formed, mainly black wings.
Boxelder Bugs Gather on the Leaves of Hosta 8
Immature adult, and nymph state box elder bugs gather on the ground in a residential garden under a silver maple tree.
Immature adult, and nymph state box elder bugs gather on the ground in a residential garden under a silver maple tree.