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A petrol or diesel car carbon offset and an electric vehicle tackle driving emissions in different ways. One helps compensate for estimated emissions after you have driven, while the other can reduce emissions from using the vehicle itself. Neither choice wipes away every environmental impact, so this is best treated as a practical decision, not a moral test. September is often a useful moment for UK drivers to review their plans. New registration plates, school-run routines

Use our online calculator to see how much it would cost to Offset your car's CO2 emissions. Our free CO2 calculator You can easily see how much it would cost for your own car. Just type in your registration number and we will check with DVLA how much your emissions are, then tell us how many miles per year you travel and we'll do the rest. We'll then show you how much it would cost you to use OffsettoZero to offset your car's trailpipe emissions. Don't forget, we are not sayi

Atmospheric carbon dioxide (CO2) levels are often discussed in climate science, but for many people, the numbers can feel abstract. Terms like “400 parts per million” are frequently mentioned in headlines, yet rarely explained in a way that connects to everyday decisions or actions. However, understanding what this figure actually means is important because it represents one of the most significant indicators of long-term climate change. It also helps clarify if reducing em