December 5, 2023

Good News: Significant Reductions in Global Greenhouse Gas Emissions Still Possible

Greenhouse gas emissions describe the release of harmful gases, such as carbon dioxide, methane, and nitrous oxide, into the environment. These emissions are a substantial factor to global warming and environment change, as they trap heat in the Earths environment and trigger temperatures to rise.
The usage of multiple mitigation strategies for natural gas-generated electrical energy might be crucial.
Roughly 25% of the global electrical power supply is produced by natural gas-fired power plants, which contribute substantially to the emission of greenhouse gases, accounting for 10% of energy-related emissions according to 2017 data. These emissions are a major consider the ongoing problem of environment change.
A group of researchers from McGill University, together with coworkers from Carnegie Mellon, Johns Hopkins, the University of Texas (Austin), and the University of Maryland, has estimated the total international carbon dioxide (CO2) emissions from natural gas-fired power plants to be 3.6 billion tonnes annually. This evaluation was gotten to by collecting data from 108 nations throughout the world and quantifying emissions by country. If numerous mitigation techniques were embraced internationally, the group found that this amount might be lowered by as much as 71%.
More efficient plants might lower greenhouse gases significantly
” We were astonished by how big the potential decrease in greenhouse gases could be by 2050, and even by 2030,” says Sarah Jordaan, an associate professor in the Department of Civil Engineering and the Trottier Institute in Sustainability in Engineering and Design at McGill University and the very first author on the paper which was just recently released in Nature Climate Change. “If gas is going to play a role in a low carbon future, even for a transitional duration, there will be a requirement to improve effectiveness in power plants and to cut methane emissions from gas production as well as to store and catch CO2.”

A group of researchers from McGill University, along with associates from Carnegie Mellon, Johns Hopkins, the University of Texas (Austin), and the University of Maryland, has actually approximated the total worldwide carbon dioxide (CO2) emissions from natural gas-fired power plants to be 3.6 billion tonnes every year. This estimate was shown up at by collecting data from 108 countries across the world and measuring emissions by country. The team found that this amount could be minimized by as much as 71% if different mitigation strategies were embraced worldwide.

” We found that the most reliable way to minimize greenhouse gas emissions was with carbon capture and storage, followed by making power plants more effective,” included Andrew Ruttinger, a Ph.D. trainee at Cornell University in Chemical and Biomolecular Engineering who took part in the research study. “But the mitigation options that will be most effective in any provided country will vary depending upon the local context and the existing facilities.”
Recognizing chauffeurs of emissions provides the government tools to take action
The team calculated that the largest mitigation potential (39%) lies with the five biggest emitters, the United States, Russia, Iran, Saudi Arabia, and Japan, all of whom, apart from Japan, are among the largest gas producers and consumers around the globe.
” Climate change is a worldwide challenge and accomplishing a low-carbon energy system indicates the need for reducing emissions across the supply chain from gas extraction through end use,” said Arvind Ravikumar, a research study associate teacher in the Department of Petroleum and Geosystems Engineering at the University of Texas at Austin. “Our analysis demonstrates that significant efforts are required to shift from current emissions levels, however also that by determining the motorists of emissions in the gas supply chain, federal governments can take tactical, nationally-determined action to minimize their emissions.”
Reference: “Global mitigation opportunities for the life cycle of natural gas-fired power” by Sarah M. Jordaan, Andrew W. Ruttinger, Kavita Surana, Destenie Nock, Scot M. Miller and Arvind P. Ravikumar, 24 October 2022, Nature Climate Change.DOI: 10.1038/ s41558-022-01503-5.