Science Year The World Book Annual Science Supplement

World Book 1990, Annual Science Supplement. Cumulative index of topics for the year 1989. Some topics are: Extinct prehistoric animals, oceans, King Herod's seaport, garbage, plant and animal mimicry, telescopes, Mt. St. Helen's, dark matter, atmospheric gases and climate change, wind whear, mapping genes, rainforests, disease, high definition TV, James D. Watson, discoverer of DNA's structure; Walter E. Massey, theoretical physicist.