该技术的所有关键方面—二氧化碳的捕获，排入管道中以便进一步传输，以及最后放入地下—都已有所展示，但它还没有经过更大规模的试验和证实。
All of the key aspects of the technology – capturing the carbon dioxide, putting it into pipelines for shipment, and then depositing it underground – have already been demonstrated, but they have not yet been tried, and proven, on a large scale.