Scott Alexander examines the fate of 1990s environmental concerns, finding a mix of solved problems, exaggerated issues, and ongoing challenges that have faded from public attention. Longer summary

Scott Alexander reflects on the environmental concerns of the 1990s, examining what happened to issues like air and water pollution, acid rain, rainforest deforestation, endangered species, landfill space, peak resource, and whale conservation. He finds that some problems were solved, some were exaggerated, and others continue but receive less attention. The post explores why certain environmental issues fade from public consciousness, considering factors like problem-solving, alarmism, shifting focus to climate change, and changes in societal attitudes. Shorter summary