airships
Simulated itinerary of a solar-powered airship in January (winter, blue line), April (spring – green),
Reintroducing airships into the world’s transportation-mix could contribute to lowering the transport sector’s carbon emissions
The rise of freight airships could go down like a lead balloon with traditional aircraft
Will be able to hover at an altitude of 20 km (12 miles) Satellites may
UAV’s, or Unmanned Aerial Vehicles, tend to face two issues – not being able to