摘要
Evolving from decades of international negotiations,"cap and trade" has been regarded as the best ever means to offset excessive greenhouse gases emitted by human societies.
Evolving from decades of international negotiations, ＂cap and trade＂ has been regarded as the best ever means to offset excessive greenhouse gases emitted by human societies. Nevertheless, this mechanism faces some difficulties in implementation and has so far failed to inspire a well-agreed international system of responsibility to reduce carbon emissions. It is even challenged by some scientists for its flawed presumption.
