The land used to produce crops is usually flat to gently rolling so it can be tilled, sowed, and harvested.

The New Zealand Drought Monitor is a system for keeping track of drought conditions across New Zealand based on a standardised climate index.

How may forestry activities increase sediments in waterways?

New Zealand's first eel farm was established in 1971. Despite other farms opening in later years, no eel farms remained by the start of the 1980s.

Learn about different kinds of beachs and how they form, with diagrams and examples of each type.

Some commonly-asked questions about tornadoes in New Zealand.

Read about how NIWA can map any aspect of climate to help guide your organisation's response to a changing and variable climate.

View data that show reported target catch and estimated bycatch.

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

NIWA is a major sponsor of the Auckland, Manukau City, North Harbour, Waikato, Wellington, Canterbury and Bay of Plenty – Science & Technology Fairs.

Objective: to observe the relationship between temperature and relative humidity.

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.