新出台的绿色能源法案几乎未说明，新发电商通过何种渠道向电网出售电力，也未说明现在的电力供应企业是否要购买新能源电力。
A new law on green energy gives few clues as to how new producers can sell power to the grid, or whether the incumbents have to buy it.
但在同时，环境问题专家已经在兜售气候与能源法案，许诺这会让美国工人得到绿色工作岗位。
But at the same time, environmentalists have sold climate and energy action on the promise that it will deliver green jobs to American workers.
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