In Mexico the programme initiated inspection and treatment of animals moving north from infested zones into screwworm-free zones.
Higher cruising speeds in pirate-infested zones and rerouting also have helped, as have razor wire, high-pressure hoses and citadels secure spaces on ships from which crews can call for reinforcements.
But while the wild, weed-infested buffer zone evokes partition – sowing the seeds for mistrust along the 120-mile divide – the old enmity has begun to be replaced by something else.
For the remainder of 1917 and into the late spring of 1918, Tucker operated out of Queenstown, hunting German submarines, escorting and convoying ships through the submarine-infested war zones, and providing assistance to ships in distress.
In the 1980s new terms such as "crime prone," "war zone," "gang infested," "crack plagued," "drug turfs," "drug zombies," "violence scarred," "ghetto outcasts" and "ghetto poverty syndrome" were shoved into public discourse.
"There's just a lot more fuel in those dead forests available to burn," said Bob Harrington, the Montana state forester, who is focusing additional resources this summer on a three-million-acre zone of beetle-infested forest from Butte to Helena.
But, in contrast to those narratives, "The Walking Dead" 's monster-infested rural Georgia is a no-hope zone.
In October 2013, almost a year after the first detection, another survey of zone A showed that the size of the known infested area had increased with two adult beetles found on eucalypts about 18 m away from the known infested site.
