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What is ocean acidification?
Education ResourceOcean acidification is the name given to the lowering of pH of the oceans as a result of increasing carbon dioxide (CO2) in the atmosphere. -
HIRDSv4 Usage
NIWA's High Intensity Rainfall Design System (HIRDS) offers planners and engineers more certainty about the frequency of high-intensity rainfall events, enabling them to better design stormwater drainage, flood defence systems and other vital structures. -
The process
The process of coming to work with us has five steps: applying, a phone interview, a face to face interview, background checks, and an offer. -
Average soil moisture deficit onset and termination maps
Maps of the average first and last dates of soil moisture deficit are shown here. -
NIWA staff profile: Nava Fedaeff
Feature story06 June 2017At the age of seven, NIWA’s youngest climate scientist, Nava Fedaeff, swapped sub-arctic Siberia for balmy Auckland – and her first job was to learn to swim. -
Instream barriers and altered water flow
Instream barriers and diversions alter the natural flow of rivers, streams, and lakes. -
Dry stock farming activities
Dry stock farms can cover large areas of hill-country grassland that may be steep and prone to erosion. -
Graphing with Microsoft Excel
How do I create a graph?
Using Microsoft® Excel is easy because the Chart Wizard does all the work for you!
Simply enter the data for your data table.
Highlight the cells you want to graph.
Click on the Chart Wizard icon on the Tool Bar.
Select the chart type you want to use and click Next.
Click Next to confirm the range of cells.
Give your graph a title, label x- and y-axis and click Next.
Click on the gridlines tab to remove or add gridlines.
Click Finish and graph is complete!
Help, my graph is too small!
When the chart wizard creates your graph it will probably be too smal -
Trawl fisheries bycatch
Accurate reporting on the amount of fish and invertebrates that are caught and discarded by New Zealand’s commercial fishing industry is vital to effective management of these fisheries.