今天对城市的林学家和树木研究者来了解和回应参与者和这些不同的使用者的期望差异是重要的。
Today, it is vital for urban foresters and arborists to understand and respond to differences in the participations and expectations of these diverse users.
小组称两场干旱中死去树木会抵消在两场干旱期间森林所增加的碳含量。这项研究仅仅代表了一种最初的估计具有显著的不确定性，研究者承认道。
The team suggests the loss of trees from the two droughts combined could offset the increases in carbon uptake the forest experienced during the intervening non-drought years.
一些研究者证实，树木能够吸收二氧化碳，减少大气中二氧化碳的含量。
Some researchers have proved that trees can reduce the amount of carbon dioxide in the atmosphere through absorption.
一些研究者证实，树木能够吸收二氧化碳，减少大气中二氧化碳的含量。
Some researchers have proved that trees can reduce the amount of carbon dioxide in the atmosphere through absorption.
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