How did authorities respond to chernobyl disaster?

When crude oil spills does it float or sink? What is in air pollition? In which areas do people with sensitivity to molds poll ens and other pollutants have difficulty functioning? What contributions has Chinese civilization made to world history? What is the background on air pollution? Why do people not go green? Why do some people want a gender change? Why were electric street cars replaced by busses and automobiles in the U.S.? What country provided the largest number of immigrants to America between 1820 and 1850? How do the products of average people use each day end up polluting the nations and worlds waterways? What act made funds available to establish agricultural experiment stations? What are the government solutions for air pollution? Example of a speech about poverty? What would you look for in a volunteer? What labor union participated in the sit down strike? What is the situation in Syria all about? Can a person deported from the US retain property in the US after deportation? What does e sa ku igbadun mean? What kind of home environment will positively influence the learning potential of the young kids? Does homosexuality have any significant effect on the national economy?