The distribution of effort across these areas differs significantly across the countries reviewed with organisation for economic co - operation and development ( oecd ) countries in particular concentrating more on implementing long term environmental strategies 在这项研究曾进行检讨的国家中，实施可持续发展的?眼点各有不同。而经济合作及发展组织国家的重点则放在实施长远的环保策略上。
