1、while many people attach great importance to this issue, no real effective actions have been taken to solve it. therefore, we should do our utmost in doing something to solve it.
尽管很多人非常重视这个问题，然而一直以来并没有采取真正有效的解决措施，因此，我们应该尽最大努力来解决这一问题。
2、after a good many years of efforts to/ enthusiasm for..., people begin to...
经过许多年的努力/热衷于……多年之后，人们开始……
例句：after a good many years of enthusiasm for fighting in the city, people begin to try to live a comfortable life in the country.
热衷于在城市拼搏多年之后，人们开始想在小城镇过上舒适的生活。
3、recently, the problem of...has aroused peoples concern.
最近，……问题已引起人们的关注。
例句：recently, the problem of abandoning animals has aroused peoples concern.
最近，遗弃动物这个问题已引起人们的关注。