First, it is likely that CCS will be economically practical only for new plants, and only when CO2
allowance prices exceed $ 100 per ton of CO2 for early adopters (cost estimates have increased over the past few years, as technological and institutional challenges have become clearer).
The CCR would consist of a fixed quantity of allowances, in addition to the cap, that would be held in reserve, and only made available for sale if
allowance prices exceed predefined price levels.
Not exact matches
The plant operates when the spot
price of electricity
exceeds the cost of acquiring gas plus an
allowance.
«(i) increase the percentage of emissions that can be offset through the use of international offset credits to reflect the amount that 1.0 billion
exceeds the number of domestic offset credits the Administrator determines is available, at
prices generally equal to or less than emission
allowance prices, for that year, up to a maximum of 0.5 billion tons of greenhouse gas emissions; and
The CCR
allowances would be made available immediately in any auction in which demand for
allowances at
prices above the CCR trigger
price exceeds the supply of
allowances offered for sale in that auction prior to the addition of any CCR
allowances.
Plants that
exceed their
allowances must either reduce their emissions, or buy spare
allowances from within the market, with the
price determined by how many
allowances are up for sale and how many are needed.
«(i) increase the percentage of emissions that can be offset through the use of international offset credits to reflect the amount that 1.0 billion
exceeds the number of domestic offset credits the Administrator determines is available, at
prices generally equal to or less than emission
allowance prices, for that year, up to a maximum of 0.5 billion tons of greenhouse gas emissions; and
In this case, low
prices mean that firms are not
exceeding their emissions
allowances under the cap - and - trade scheme, and so do not need to purchase additional permits.