The results are in!

Richard Wiseman

Do you know how best to cut your carbon footprint?

I recently invited people to take an online survey about sustainable lifestyle changes and over 800 people kindly responded. The work was conducted with Prof Mike Page from the University of Hertfordshire and Edinburgh Science, and the results are now in!

Everyone were asked to estimate how many kilograms of carbon dioxide would be saved by taking a range of actions. Many of the ratings were hugely inaccurate, with people generally overestimating the effects of less impactful changes, such as unplugging appliances, but underestimating the contribution of larger lifestyle changes such as following a vegetarian diet. For example

….unplugging a mobile phone charger saves around 2kg of CO2 emissions per year; yet one third of respondents thought that it saved five times that (100kg or more).

….leaving a television on standby emits around 15kg of CO2 per year, but a…

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