Most Americans say the world’s natural environment is in worse shape than it was 10 years ago. Republicans are less likely than Democrats or independents to say the environment is worse off and humans are to blame. Read related article.

SOURCE: This Washington Post poll was conducted by telephone June 14 to 17, among a random sample of 1,002 adults, including users of both conventional and cellular phones. The results have a margin of sampling error of plus or minus 3.5 percentage points for the full sample. Sampling, data collection and tabulation by PSRAI of Princeton, N.J. NOTE: "No opinion" answers not shown | The Washington Post June 19, 2012
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