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Researchers Say Mix of Policies and Current or Near-Term Technologies Could Phase Out US CO2 Emissions from Coal-Fired Power Plants by 2030

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Life-cycle GHG emissions from fossil and alternative sources of electricity. Lead author Kharecha and colleagues note that current climate science indicates that atmospheric CO 2 concentrations, already at 387 ppm in 2009 and rising, need to be reduced to no more than 350 ppm. Credit: ACS, Kharecha et al. Click to enlarge.

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Hyperion Unveils Design of its Small Modular Nuclear Reactor, the Hyperion Power Module

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The reason for the low electrical efficiency (36% of 70 MWt) is that the steam loop does not run through the inside of the reactor, for simplicity and safety, the company says. General Electric. A gas plenum is at one end of the 2-3m long fuel pins. Bringing Small Modular Reactors (SMRs) to Domestic Markets (US DOE, Sep 2009).