net-zero

• net zero

net-zero (not comparable)

1. Resulting in neither a surplus or deficit because gains and losses cancel out.

   net-zero carbon emissions

   • 2020 November 18, “Network News: Network Rail sets science-based global warming targets”, in Rail, page 22:

     "We're on an important journey - to support the Government's target of being net-zero by 2050, to help the country build back better as we recover from the pandemic, and to help passengers and freight users make the greenest choices they can."

2. Of a building or system, generating as much energy through solar, wind, and other renewable resource generation as it uses from the electricity network.
   • 2010, Julianna Cummins and Edmonton Journal, Sun shines on Belgravia eco home, Calgary Herald:

     Heath's home is defined as net-zero, which means it produces as much energy as it consumes throughout the year.

• → Welsh: sero net