Did you know? It takes at least three monitoring wells to triangulate the direction of groundwater flow on a site. #environmentalscience #environmentalengineering #phaseIIesa #groundwater #wellmonitoring #oreg153/04
by aelenv 6 years ago | via Instagram



The hike from Mui Wo to Silvermine Waterfall is a great one for families! #expatlivinghk
by expatlivinghk 7 years ago | via Instagram