All challenges big and small

In 1991, the author traveled to Kuwait following the end of the first Gulf War to participate in reconstruction efforts amidst widespread destruction and environmental hazards. The country faced significant challenges, including a lack of electricity, widespread rubble, and unexploded ordnance. A major undertaking involved extinguishing hundreds of oil wells set ablaze by the Iraqi army, which released substantial soot and smoke, darkening the sky and causing respiratory irritation. Carl Sagan warned of potential global environmental consequences, comparing the situation to the 1815 Tambora volcano eruption that caused a "year without a summer" and a global temperature drop of 0.4 to 0.7 °C. However, the smoke plume from Kuwait did not reach the stratosphere, and the predicted large-scale global temperature decline did not materialize, illustrating the difficulty in predicting the impact of such events on global temperatures. The author notes this experience as foreshadowing a later point about the complexity of environmental predictions.