Indicators at a glance - Climate change

This section summarises the latest Environmental Health Indicators about climate change and health in New Zealand.

Summary

The following climate and health related indicators help assess the health impacts of climate change, now and into the future. This is regardless of whether there is a significant degree of ‘change’ over the time that the indicators have been measured:

Indicator Key findings
Number of days over 25°C Northern and eastern New Zealand had more days with temperatures above 25°C than the rest of the country in 2015 to 2017.
Number of days below 0°C Parts of the South Island had more days with temperatures below 0°C than the rest of the country in 2015 to 2017.
Number of days with soil moisture deficit Eastern regions of New Zealand had more days with a soil moisture deficit in 2015 to 2017 than the rest of the country.
Notifications of cryptosporidiosis and giardiasis In 2007-2016, the highest age-standardised rates (per year) of giardiasis notifications were in rural parts of the South Island. In the same period, the highest age-standardised rates of cryptosporidiosis notifications were in southern parts of the South Island and in the Waikato region of the North Island.
Notifications of salmonellosis In 2007-2016, the highest age-standardised rates of salmonellosis are in the lower part of the South Island. Overall, the rate of salmonellosis notifications has decreased since 2001.
Total energy consumed in New Zealand, by fuel type and sector In 2016, New Zealand consumed 578 Petajoules of energy, an increase of 1% from 2015. The industrial sector and domestic transport sector are the main energy consumers in New Zealand. Oil is the predominant type of energy consumed.