Breathing Easier (IMAGE) Columbia Climate School Caption Cotton grass flowers on the tundra of northern Alaska. A new study conducted here and elsewhere shows that the reaction of cold-region plants to higher temperatures does not proceed as previously thought. Credit Kevin Griffin/Lamont-Doherty Earth Observatory Usage Restrictions Credit must be given. License Licensed content 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.