CO2 / PPM /Annual Averages / Data Source: noaa.gov 1980 338.91ppm 1981 340.11ppm 1982 340.86ppm 1983 342.53ppm 1984 344.07ppm 1985 345.54ppm 1986 346.97ppm 1987 348.68ppm 1988 351.16ppm 1989 352.78ppm 1990 354.05ppm 1991 355.39ppm 1992 356.1ppm 1993 356.83ppm 1994 358.33ppm 1995 360.18ppm 1996 361.93ppm 1997 363.04ppm 1998 365.7ppm 1999 367.8ppm 2000 368.97ppm 2001 370.57ppm 2002 372.59ppm 2003 375.14ppm 2004 376.96ppm 2005 378.97ppm 2006 381.13ppm 2007 382.9ppm 2008 385.01ppm 2009 386.5ppm 2010 388.76ppm 2011 390.63ppm 2012 392.65ppm 2013 395.39ppm 2014 397.34ppm 2015 399.65ppm 2016 403.09ppm 2017 405.22ppm 2018 407.62ppm 2019 410.07ppm 2020 412.44ppm 2021 414.72ppm 2022 418.56ppm 2023 421.08ppm 2024 424.61ppm 2025 427.35ppm
CO2 / PPM /Annual Averages / Data Source: noaa.gov 1980 338.91ppm 1981 340.11ppm 1982 340.86ppm 1983 342.53ppm 1984 344.07ppm 1985 345.54ppm 1986 346.97ppm 1987 348.68ppm 1988 351.16ppm 1989 352.78ppm 1990 354.05ppm 1991 355.39ppm 1992 356.1ppm 1993 356.83ppm 1994 358.33ppm 1995 360.18ppm 1996 361.93ppm 1997 363.04ppm 1998 365.7ppm 1999 367.8ppm 2000 368.97ppm 2001 370.57ppm 2002 372.59ppm 2003 375.14ppm 2004 376.96ppm 2005 378.97ppm 2006 381.13ppm 2007 382.9ppm 2008 385.01ppm 2009 386.5ppm 2010 388.76ppm 2011 390.63ppm 2012 392.65ppm 2013 395.39ppm 2014 397.34ppm 2015 399.65ppm 2016 403.09ppm 2017 405.22ppm 2018 407.62ppm 2019 410.07ppm 2020 412.44ppm 2021 414.72ppm 2022 418.56ppm 2023 421.08ppm 2024 424.61ppm 2025 427.35ppm
Briefs

CEFC and La Caisse bank on carbon credits with Rio Tinto backing

CEFC, an Australian climate investor, and La Caisse (formerly CDPQ), Canada’s sizable pension fund manager overseeing around CAD 496 bn (£266 bn) in assets, have announced a major investment in carbon credits, with mining giant Rio Tinto as the initial offtaker.

La Caisse has invested AU$200mn (£97mn), alongside a AU$50mn (£24mn) commitment from CEFC, into the Meldora Platform. The platform will be managed by Australian agriculture and natural-capital asset manager, Gunn Agri Partners.

The agreement will see Meldora combine sustainable agricultural production with large-scale environmental plantings under the Australian Carbon Credit Units Scheme.

Rio Tinto, a mining major extracting iron ore, copper, aluminium, and other energy-transition minerals and materials, has committed to a 50% reduction in Scope 1 & 2 emissions by 2030 and net-zero operational emissions by 2050. Mining is part of the so-called “hard-to-abate” sectors, where companies are targeting emission reductions through both carbon credits and green technologies, such as hydrogen-powered vehicles.

Emmanuel Jaclot, executive vice-president and head of infrastructure and sustainability at La Caisse, said: “This investment is a timely step toward advancing resilient, climate-smart agriculture in Australia, while delivering measurable environmental and economic value. Teaming up once again with the CEFC and GAP – and with Rio Tinto as a foundation offtaker – reinforces our confidence in this platform’s ability to scale. It reflects La Caisse’s commitment to sustainable land use and our broader net zero ambition, as we position ourselves early in a growing market for high-quality carbon credits.”

Adam Scott, executive director of Canadian climate campaign group Shift, approached the announcement with scepticism: “While we would certainly support CDPQ making new investments in sustainable agriculture, the creation and sale of carbon credits here is unfortunately not credible and financially risky. Experts have long warned that such credits, in this case from environmental planting on agricultural land, are unable to credibly achieve required carbon accounting standards.

"It is not possible to credibly prove that any carbon absorbed by the projects will be either 'additional' or 'permanent'. The verification process for such credits has also been shown to be problematic in projects around the world. While voluntary measures to improve carbon management for agriculture are much needed, such measures do not create permission for another company to pollute, in this case Rio Tinto, one of the largest mining companies in the world.”


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