Downloadable and printable guides on identification of common freshwater invertebrates found in New Zealand waterways and lakes.

The sex of tuna is not determined genetically, as in some other organisms.

Common questions about storms and cyclones in New Zealand.

Methane (CH4) is the second most important greenhouse gas after CO2 that is produced by human activities.

Land is tilled, sowed, and harvested for horticultural crops to grow.

Diverting water changes a waterways natural flow

Write a report, with guided questions, to answer the question: “How cold is the Antarctic?”

The 3-panel Soil Moisture Deficit (SMD) map shows the historical soil moisture deficit at the date shown (left), the soil moisture deficit at the same time last year (middle) and the current soil moisture deficit (right).

The New Zealand Palaeotsunami Database (Database) brings together all known information about tsunamis that occurred prior to written records.