Coasts

Whitianga Wharf sea levels

Ocean acidification is the name given to the lowering of pH of the oceans as a result of increasing carbon dioxide (CO2) in the atmosphere.

Tairua station

NIWA run a computer model which simulates wave heights across the Canterbury continental shelf and along the coast.

We are currently steaming out towards our survey area, the Louisville Seamount Chain, which is about 1500 km from Wellington.

To prepare for changes in climate, our freshwater and oceans decision-makers need information on species vulnerability to climate change.

Submerged plants have a number of advantages that favour their use as indicators of lake ecological condition.

NIWA has transformed 1.5 million square kilometres of data into the most accurate and detailed map yet of the land underneath the sea around New Zealand.

NIWA scientists have written a guide for managing mangroves, prompted by a desire for people to learn more about mangrove ecosystems, and what happens when they are removed.

Porirua at Mana Marina sea levels