Any gain in efficiency can be an edge in this regard, and beneficial for the planet to boot ... in real time. The sails significantly reduce reliance on fossil fuels. The ship’s gas engines ...

Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet ... electric cruise ship with retractable sails covered in ...

Powered by a hybrid propulsion formula that combines wind power with an engine fueled by liquefied natural gas, the ship will ... exceptional sailing yacht, with roots in Orient Express’ history ...