1. Long‐Term Measurements Show Little Evidence for Large Increases in Total U.S. Methane Emissions Over the Past Decade. Issue 9 (15th May 2019) Authors: Lan, Xin; Tans, Pieter; Sweeney, Colm; Andrews, Arlyn; Dlugokencky, Edward; Schwietzke, Stefan; Kofler, Jonathan; McKain, Kathryn; Thoning, Kirk; Crotwell, Molly; Montzka, Stephen; Miller, Benjamin R.; Biraud, Sébastien C. Journal: Geophysical research letters Issue: Volume 46:Issue 9(2019) Page Start: 4991 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Tropospheric Age‐of‐Air: Influence of SF6 Emissions on Recent Surface Trends and Model Biases. Issue 19 (29th September 2021) Authors: Orbe, Clara; Waugh, Darryn W.; Montzka, Stephen; Dlugokencky, Edward J.; Strahan, Susan; Steenrod, Stephen D.; Strode, Sarah; Elkins, James W.; Hall, Bradley; Sweeney, Colm; Hintsa, Eric J.; Moore, Fred L.; Penafiel, Emma Journal: Journal of geophysical research Issue: Volume 126:Issue 19(2021) Page Start: n/a Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗