The nations participating at COP 21 are focusing on quantitative emissions-reduction commitments.
出自-2017年6月閱讀原文
The hope is that the success of COP 21 opens the door to future international agreement on carbon prices.
出自-2017年6月閱讀原文
Nations from around the world have gathered in Paris for the United Nations Climate Change Conference, COP 21, with the goal of a universal and potentially legally-binding agreement on reducing greenhouse gas emissions.
出自-2017年6月閱讀原文
The nations participating at COP are focusing on quantitative emissions-reduction commitments.
2017年6月六級(jí)真題（第一套）閱讀 Section B
The resulting settlement maps show how the distribution and density of the rural population around the city changed dramatically between AD500 and 850, when Copán collapsed.