background materials are supplied for educators. Activity lesson plan and student sheets provided in pdf form; videos are in a separate section of the website. Activity length: Three 50-minute class p ...

relatively low." While the explanation for these trends remains elusive, warming has made the atmosphere wetter and this may be leading to more extreme rain and snowfall in these storms. Scientists ha ...

rest of the Earth system by melting ice shelves, evaporating water, or directly reheating the atmosphere. Thus, heat energy in the ocean can warm the planet for decades after it was absorbed. If the o ...

potential flooding from various water levels. This map from the Lake Level Viewer shows changes in water levels on Lake Michigan at Green Bay, depicting six feet above historical long-term average wat ...

reflects the molecules' movements and behaviors with each other and explains that vibrating CO2 molecules can trap radiated heat and absorb wavelengths, trapping heat radiated by the earth. This reso ...

more specific information about the outlooks and what they are based on, discuss the changes in drought during October, and present the drought outlook for November. Finally, my ever-present reminder: ...

the precipitation total for the first seven months of the year ranking as the seventh wettest in the 123-year record. Temperature and precipitation ranks for 2017 to date. This warm-wet pattern is som ...

environmental organizations, and federal, state, county, and city governments formed a work group in 2009 to design and implement a solution to the basin's growing water problems. By 2011, the group r ...

that of early 2015. After several months of warmer-than-average sea surface temperatures, the atmosphere responded with weak El Niño conditions, similar to 2015. And, a downwelling Kelvin wave is pres ...

that I can predict now in April? I'd say no. It's unpredictable—the chaotic nature of the atmosphere means making a precise weather forecast two months ahead of time is essentially impossible. However ...