TY - GEN AU - Stevens, C.M. AU - Engelkeimer, A. AU - Ramussen, R.A. ED - WMO/OMM ED - TI - Causes of increasing atmospheric methane fluxes based on carbon isotopic studies KW - METANO KW - 551.510.4 KW - med KW - fre KW - 546.264 KW - 551.583 ER -