Walter, K.M., Zimov S.A., Chanton, J.D., Verbyla, D., & F. S. Chapin III. 2006 "Methane Bubbling from Siberian Thaw Lakes as a Positive Feedback to Climate Warming", Nature 443, 71-75
If you additional have questions, please contact Katey Walter Anthony.
Complete! You can now use your bubble trap to collect methane from a lake, either in winter or in summer, over a strong emitting seep.