Table 4.

Reasons to have trees in cities, ranked by level of agreement with each statement, for urban residents who strongly agree that trees are important to their quality of life compared to those who do not strongly agree.

Reasons to have treesStrongly agree that trees are important to quality of life (n = 1,667)Don’t strongly agree that trees are important to quality of life (n = 336)
RankzLevel of agreementyRankzLevel of agreementy
Trees are important in downtown areas because they shade and cool their surroundings13.74 ± 0.0313.44 ± 0.07
Trees in cities help people feel calmer23.64 ± 0.0323.11 ± 0.09
Trees should be planted in business districts to reduce smog and dust33.59 ± 0.0333.00 ± 0.09
Trees should be used in cities because they reduce noise43.45 ± 0.0442.92 ± 0.09
Trees in shopping areas make people think the stores care about the environment53.27 ± 0.0452.73 ± 0.10
Trees should be used in cities because they make interesting sounds as their leaves rustle63.06 ± 0.0472.50 ± 0.10
Trees should be planted in cities to attract wildlife73.01 ± 0.0562.53 ± 0.11
  • zRanking based on the order of the means.

  • yMean ± margin of error, based on a 95% confidence interval. Means are based on a scale from 1 (strongly disagree) to 4 (strongly agree).