Trigger words: anthropogenic
Indicator sentences: What does anthropogenic mean ?
Negotiation parts: From human sources . For example can we continue burning fossil fuel and will half of it continue to be absorbed by the ocean or is the ocean reaching saturation such that these equilibrium terms are being reached and future increases in C O two will be reflected in atmospheric build up , and it 's only atmospheric C O two that contributes to the greenhouse effect . So the exact er nature of this balance and how waters between contact with the atmosphere are being mixed into the deep sea , cos remember this equilibrium can only be occurring in surface waters cos only they are in contact with the gas phase how that turnover of deep water 's occurring affects just how much capacity we 've got for absorbing C O two in the oceans and therefore mitigating the greenhouse effect .