08: Life with an Altitude: A biosphere-Atmosphere Perspektive, 12.08.2017

Transport Phenomena in the Biosphere

08 | 0:00:00 Start 0:01:20 Life with an Altitude 0:02:41 The Eagle's Perspective 0:04:56 The Flux Sensor's Perspective 0:05:39 Surface- Atmosphere Exchange over Inhomogeneous Terrain 0:07:17 Pattern: Spatial Scales 0:07:55 Landscape: Impose Pattern and Scale 0:08:40 Is this forest homogeneous? 0:09:17 Measured Variability depends on Resolution: 0:12:28 Plant-Environment Interaction: CO2 0:14:25 Micrometeorological Flux Measurements: 0:16:51 The Flux Footprint 0:25:44 Tigerbush (Niger) 0:27:05 Variations of Source Areas (using FSAM) 0:29:33 Tigerbush after FSAM-Filtering 0:32:40 Variation of Location Bias (using FSAM) 0:34:59 Summary 0:36:19 Does the Footprint Concept Actually Work? 0:37:14 ''Field of View'' / Footprint Varies with Time 0:38:28 Is the Vancouver Suburban Study Area Homogeneous? 0:41:45 Measured Spatial Variability of Sensible Heat Flux (QH) in Residental Vancouver Area(1986) 0:46:42 Morgan-Monroe State Forest (Indiana) 0:49:25 Location and shape of the footprint... 0:52:09 Original NDVI: 0:55:06 8–Day Flux Footprint Composite 0:55:58 Conclusions 0:57:22 Flow over Inhomogeneous Surfaces 1:08:38 Asymmetric Shear-Stress Response to Step-changes in Surface Roughness 1:13:33 Surface Texture Parameters 1:18:15 Flow over Inhomogeneous Surfaces 1:28:35 Take home points: