Air Quality
During winter wood burners contribute significantly to urban air pollution – possibly more than motor vehicles.
How fast does water enter the Pukaki Canal?
NIWA has successfully measured the flow rates of water being discharged from Lake Pukaki into the Pukaki Canal which carries water to the Ohau, Benmore, and Waitaki power stations.
Surveying high-voltage transmission lines
NIWA has recently been involved in Transpower’s sixth Aerial Laser Survey (ALS) of an additional 2300 kilometres of power transmission line.