As Earth’s climate changes, we’re seeing shifts in the intensity of events such as record-breaking heat waves, severe floods, prolonged droughts, devastating wildfires and stronger hurricanes. Join NASA’s Chief Scientist Dr. Kate Calvin and climate expert Dr. Michelle Hawkins on Wednesday, August 21 at 3:00 p.m. ET on NASA Science Live as they discuss the science behind these changes. Have questions? Use #askNASA.—– Tahira Allen, NASA Communications Dr. Kate Calvin, NASA Chief Scientist and Senior Climate Advisor Dr. Michelle Hawkins, Program Manager, NASA Climate Resilience and Community Action