 Complete the following phrase:  Venkatachalam Ramaswamy V. Ram Ramaswamy is the Director of the Geophysical Fluid Dynamics Laboratory of the National Oceanic and Atmospheric Administration NOAA Office of Oceanic and Atmospheric Research OAR, studying climate modeling and climate change. A leading climate scientist, his work is cited as supporting evidence for significant stratospheric climate change. He focuses in particular on radiative transfer models and the hydrologic cycle in the atmosphere. He has actively supported the development of supercomputing approaches that enable researchers to achieve higher resolution and greater complexity in climate models. As a lead author involved in the Intergovernmental Panel on Climate Change IPCC, Ramaswamys contributions along with the contributions of many scientists was recognised by the joint award of the 