I have 37 years of experience and specialize in the field of meteorology, with specific knowledge of roadway weather, climate change and agricultural meteorology. I have published on such topics as climate change, wind energy, roadway weather, agricultural shelterbelts, streamflow and carbon dioxide. I have testified 20 times on topics such as climate change and natural gas sendout, frost on roadways, slip and fall, fog on roadways and failure of agricultural fungicide on seed corn.