资讯

BBC13 年
CO2 from fossil fuels discerned from natural sources
Coal and oil contain far less carbon-14 than is contained in the CO2 produced by life today Researchers have demonstrated a way of distinguishing between carbon dioxide in the air coming from ...
BBC13 年
CO2 from fossil fuels discerned from natural sources
Coal and oil contain far less carbon-14 than is contained in the CO2 produced by life today Researchers have demonstrated a way of distinguishing between carbon dioxide in the air coming from ...