Smelt have a distinctly forked tail and a strong cucumber smell.

The world’s oceans are acidifying as a result of the carbon dioxide (CO2) generated by humanity.

Damming water for urban use, hydro-electric power generation, irrigation, and other industrial and commercial uses.

Rig shark is an important inshore commercial fish species in New Zealand, and we need to understand more about their habitats, movements, nursery grounds and vulnerability to human impacts to ensure they are managed sustainably and their productivity is enhanced.

Greenhouse gases are atmospheric gases that intercept long-wave (mainly infrared) radiation emitted from the Earth's surface.

El Niño accounts for less than 25 percent of the year-to year variance in seasonal rainfall and temperature at most locations in New Zealand.

Developing probabilistic scenarios of expected future regional climate changes.

Find out how you can have access to Earth Science NZ's research vessels to carry out marine research voyages.

Shellfish gathering and farming take place in marine and freshwater environments.

Rural, urban, and suburban wastewater treatment methods.

Some simple steps to minimise the effects of wastewater on water quality and mahinga kai.