Global warming stories
Scientists say the graphene mix could cut concrete emissions by 446 kilograms per tonne while boosting strength and water resistance.
New Zealand’s emissions rose 20% from 1990 to 2016, underscoring the difficulty of meeting its 2030 climate target.
New Zealand’s transport emissions could fall sharply if biofuels are developed locally, but only with policy support and investment.
Free browser access lets users track 30 years of shifting surface water, with satellite data showing major land gains and reservoir growth.
Water shortages, climate pressure and rapid urban growth are forcing planners to rethink housing, infrastructure and environmental protection across New Zealand.
Polls show climate policy is now central to voters, with every major party except New Zealand First facing science questions on emissions.
A shift to wind, water and solar could cut air pollution deaths, create millions of jobs and save trillions in health costs by 2050.
Scientists warn the changes could depress carbon prices, deter low-emission investment and leave New Zealand's ETS uncertain for years.
Pacific islands face more floods and droughts as extreme El Niño events are expected to double, even if warming stays at 1.5C.
A new analysis method could help New Zealand planners avoid costly over- or under-investment as climate risks become clearer over time.
Local councils are seeking more funding and policy support as climate change, ageing and infrastructure pressures reshape communities ahead of the 2017 election.
New Zealand could face higher rail costs and more breakdowns after KiwiRail was warned diesel replacements may be pricier and less reliable than electrics.
Thousands of coastal homes could become uninsurable as sea levels rise, shifting climate costs on to homeowners and government.
Households could get relief from power bills as the Greens propose NZD $112 million in winter payments and a 2030 renewable target.
Flood-hit communities are being urged to plan for rising sea levels and more frequent extremes as experts warn current rules lag behind climate risk.
Rising dairy, transport and industry emissions are testing New Zealand’s green credentials, with the OECD warning that water pollution is worsening.
Urban planners say rising heat, driverless cars and the shared economy are reshaping New Zealand cities and infrastructure.
The campaign targets plastic pollution blamed for $8 billion a year in marine damage and harm to wildlife, fisheries and tourism.
Green building could lift investment returns and productivity, with New Zealand's property sector warned it must cut emissions as cities grow.
Builders could cut concrete emissions by up to 30% as a New Zealand firm rolls out a low-carbon cement made from local pozzolan.
