However, there are critical locations where healing can be achieved faster. (fitnessandpower.com)
Ways to postpone such a climatic shift are conceivable, however — old - fashioned dam - and - ditch construction in critical locations might even work. (williamcalvin.com)
In order to have communications between the station and teams in the field using VHF radio, repeaters and antennae have to be installed at critical locations (route to coast, route... (antarcticstation.org)