In this study, emission reduction potentials in greenhouse gases (GHG) are assessed by country, sector, and cost using a GHG emission reduction assessment model with high resolutions with respect to region and technology and high consistency in terms of assumptions, interrelationships, and...

This paper examines economic analyses of the “Options for Energy and the Environment” proposed by the Japanese government. The main focuses of the analyses are the power generation mix in 2030, and particularly electricity supply shares of nuclear power. The options proposed by the...

The objective of this paper is to address the question of what would be the real impact of energy efficiency improvements on the reduction of GHG (greenhouse gas) emissions through the deployment of energy-efficient technologies. We study the cost effectiveness of replacing current appliances...

This study first evaluates the pledges under the Copenhagen Accord using the DNE21+ model. Our estimates for the 2020 pledges fall collectively within the range of 46,700–49,100Mt CO2-eq. Our study also finds the efforts arising from the current 2020 pledges have wide-ranging implications in...