We develop the concept of aggregate emission targets, which are goals for national emissions but do not dictate the forms of regulation used to achieve the goals. We compare aggregate emission intensity, quantity, and price targets adopted at the national level but implemented cost effectively...

In international climate change negotiations, China’s role is an issue of perennial concern. In particular, the lack of quantitative, absolute emissions commitments from China has been the focus. In line with changing domestic and international contexts, China is recalibrating its stance and...

A broad range of mitigation options have been identified and assessed in the literature that enable countries to close the existing gap between 2030 emission projections resulting from the aggregate efforts of countries to achieve their Nationally Determined Contributions to the Paris Agreement...

Following the historic 2015 Paris Agreement aiming to limit global temperature rise to well below 2°C above pre-industrial levels by 2100, 165 Intended Nationally Determined Contributions, representing 192 countries, have been submitted. Nationally Determined Contributions (NDCs) detail each...

With the publication of its Synthesis Report in March 2023, the Intergovernmental Panel on Climate Change (IPCC) has completed its work programme for the sixth assess­ment cycle. The IPCC reports, and in particular the respective Summary for Policy Makers (SPM), provide a scientific basis for...