So there doesn't seem to be a mutually acceptable landing spot between Pyongyang and Washington".
Mr. Misencik said that if the pilot had accepted a slightly faster-than-normal descent at first, "it would have been an acceptable landing".
Once you have this system in place, you might begin feeding tens or even hundreds of thousands of images of acceptable landing surfaces into that learning system: flat surfaces, ship decks, driveways, mountaintops…anywhere a drone might need to land.
With co-financing from REDD to offset opportunity costs of foregone (or restricted) development, results from the above can be used to redefine acceptable land-use practices within priority areas needed to fill biodiversity conservation gaps.
The petition says that "weaponized drones are no more acceptable than land mines, cluster bombs or chemical weapons".
Official said visibility at the time of the crash was 1,600m (one mile) and within acceptable standards for landing, despite the storm.
But despite the lack of an outright ban local authorities can set their own rules on what is and is not acceptable on council owned land.
Photographs of pitch-pine and oak forests under different management regimes were used to elicit participants' opinions about the forest management that they consider acceptable for nearby public land.
At specific locations, the tradeoffs of converting some of the 'unused' or 'degraded' lands to agricultural production may be acceptable and restoration of 'degraded' land by a combination of afforestation and agricultural production may have significant potential [ 48].
A financial analysis of our data indicated that none of the clone × treatment combinations would be economically acceptable due to the high land costs in the midwestern US.
Given these uncertainties in forest cover change, we feel that assumption of constant land cover was acceptable in this study.
