Free-flight airborne wind energy
Tethered FFAWE and Untethered FFAWE
The portfolio of impacts that a system will have on the environment
depends on details of configuration, construction, control and use.
Some systems will aim to produce lift, electricity, transport, pumping,
entertainment, recreation, fuels, light, noise, etc.
Some systems will satisfy particular tasks in niche applications.
News of 2019 : Facebook, Inc. is assignee for a DKAV ( dual-kite aerial vehicle) patent; most of the described technology in the application seems to be non-novel. Discuss such matters HERE.