Climate chamber (IMAGE) Aarhus University Caption To measure how much methane the cows belch when algae has been added to the feed, they are put into a climate chamber. In the closed off chambers the researchers can measure exactly how much CO2 and methane the cows produce. Credit Mirka Mølgaard Thorsteinsson Usage Restrictions Credit must be given to the creator. Adaptations must be shared under the same terms. License CC BY-SA Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.