How much CO2 will the world need to remove from the air?
1 Dec 2017

SCIENTISTS increasingly agree that the world might need negative emissions to prevent catastrophic warming.
Related Topics: Science

Carbon price too low to fund carbon capture
20 May 2025
The government’s climate target to 2030 is at risk, after revelations that a carbon capture project which the government was relying on to deliver one third of its carbon reductions, might not go ahead.

NZ could ditch 8 million fossil fuel machines right now to slash emissions
7 May 2025
The majority of the country’s ten million fossil fuel machines could be replaced cost-effectively with electric equivalents right now, new research from Rewiring Aotearoa has revealed.

The government plans to regulate carbon capture technologies – but who will be the regulating agency?
30 Apr 2025
By Barry Barton, University of Waikato | Newly released documents add more detail to the government’s plans for a regulatory framework to enable carbon capture and storage.

NZ's emissions fell 2% in 2023 - latest GHG inventory
15 Apr 2025
Aotearoa New Zealand’s gross greenhouse gas emissions reduced by 2% in 2023, according to the latest greenhouse gas inventory.

Emissions down but reductions have slowed
10 Apr 2025
While New Zealand’s greenhouse gas emissions dropped 11% in the past five years, reductions have slowed down, with only a 1% drop from 2023 to 2024.

Consultation on standard for measuring biogas and biomethane carbon intensity
19 Feb 2025
As biomethane and biogas become more common, New Zealand needs a consistent approach to measuring the carbon intensity of these fuels, according to the Bioenergy Association.

Genesis stocks up on coal
18 Feb 2025
Genesis Energy is prepared to burn up to 1.2 million tonnes of coal at Huntly Power Station this winter.

Finding the recipe for a low carbon diet
3 Dec 2024
COMMENT: The majority of New Zealanders could easily blow their entire two-tonne carbon budget just on food. However, not all foods are created equal, writes Emily Mabin Sutton.

Why (and how) I’m taking the two tonne challenge
15 Nov 2024
OPINION: By Emily Mabin Sutton | To meet our “fair share” of international climate targets, every person on Earth needs to emit less than 2.5 tonnes of carbon each year by 2030. But what does this look like in reality in New Zealand?

Emissions down for 2022
18 Apr 2024
Aotearoa New Zealand’s gross greenhouse gas emissions fell by 4% in 2022, according to new figures.