CO2 levels still rising
31/3/2005 BBC David Shukman, BBC Science correspondent, Climate Change laboratory, Hawaii. CO2 level has risen again to 378ppm and the records here show that it has risen every year since 1958.
31/3/2005 BBC David Shukman, BBC Science correspondent, Climate Change laboratory, Hawaii. CO2 level has risen again to 378ppm and the records here show that it has risen every year since 1958.