MOFFETT FIELD (CBS SF) – Amazon is making a pitch for a prime slice of air space to facilitate high speed package delivery using drones.

Amazon unveiled its plan Tuesday at the NASA Ames space facility at Moffett Field, the Guardian reported.

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The online giant is proposing the 200 foot slice of air space between 200 and 400 feet be reserved for what they call high-speed transit, which would include sophisticated drones able to communicate with each other, and fly at speeds of nearly 70 mph.

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To satisfy concerns of safety experts, Amazon is also proposing a 100 foot buffer zone above the high-speed transit air space to separate the drones from passenger and cargo planes.

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By Gregg Rosenblum – Follow him on Twitter