Clearly, energy conservation and alternative energy (wind, solar and nuclear power, among others) are crucial to cutting greenhouse gas emissions but they are not nearly sufficient.
节能和替代能源(包括风能、太阳能和核能等)显然对削减温室气体排放至关重要,但仅有这些还远远不够。
3
For many years energy efficiency was the poor relation to cutting-edge clean technology initiatives like wind and solar.