Arquivo da tag: CO2 emissions

Carbon budget for 1.5°C will run out in six years at current emissions levels – new research

Publicado em 09/04/2024 por Antonio Carlos Teixeira

By Chris Smith, Senior Research Fellow in Climate Science, University of Leeds Robin Lamboll, Research Fellow in Atmospheric Science, Imperial College London The Conversation If humanity wants to have a 50-50 chance of limiting global warming to 1.5°C, we can … Continuar lendo →

Publicado em Carbon, Climate, Climate Change, climate crisis, climate risk, CO2, Environmental Impacts, GHG, ghg emissions, global crisis, global warming, Greenhouse Gases, Human activities and climate change, Transition to a low carbon society, Transition to Low Carbon Economy | Marcado com carbon budget, carbon emissions, climate change, climate crisis, climate emergency, CO2, CO2 emissions, ghg emissions, greenhouse gases emissions, IPCC, tipping points, transtion to low carbon economy | Deixe um comentário

How green is blue hydrogen?

Publicado em 21/09/2021 por Antonio Carlos Teixeira

By Robert W. Howarth, Mark Z. Jacobson, Energy Science & Engineering Abstract Hydrogen is often viewed as an important energy carrier in a future decarbonized world. Currently, most hydrogen is produced by steam reforming of methane in natural gas (“gray … Continuar lendo →

Publicado em bioenergy, biofuel, blue hydrogen, Carbon, Climate, Climate Change, climate risk, CO2, Energy, energy market, energy transition, enterprises, Environment Governance, GHG, global warming, Green Economics, green energy, Greenhouse Gases, Human activities and climate change, hydrogen, low carbon economy, new normal, Renewable Energy, Transition to a low carbon society, Transition to Low Carbon Economy | Marcado com blue hydrogen, CO2, CO2 emissions, future decarbonized world, hydrogen, methane, renewable energy, renewable hydrogen | Deixe um comentário

Biden-backed ‘blue’ hydrogen may pollute more than coal, study finds

Publicado em 08/09/2021 por Antonio Carlos Teixeira

Infrastructure bill includes $8bn to develop ‘clean hydrogen’ but study finds large emissions from production of ‘blue’ hydrogen By Oliver Milman, The Guardian The large infrastructure bill passed by the US Senate and hailed by Joe Biden as a key … Continuar lendo →

Publicado em énergie, bioenergy, biofuel, Carbon, Climate, Climate Change, climate risk, CO2, Energy, energy market, energy transition, GHG, Green Economics, green energy, Greenhouse Gases, low carbon economy, Transition to a low carbon society, Transition to Low Carbon Economy | Marcado com blue hydrogen, CO2, CO2 emissions, Energy Science & Engineering journal, H2, IPCC Climate report 2021, IPCC report 2021, methane, renewable energy | Deixe um comentário

Negative emissions technologies must be deployed early for climate neutrality

Publicado em 22/06/2021 por Antonio Carlos Teixeira

By Clean Energy Wire Aside from forests and other natural greenhouse gas emission sinks, negative emissions technologies will be necessary to reach climate neutrality by mid-century, said the German Energy Agency (dena) based on a report by consultancy Prognos. Technologies, such as direct air capture or using … Continuar lendo →

Publicado em Climate, Climate Change, climate risk, CO2, GHG, global warming, green energy, Greenhouse Gases, low carbon economy, negative emissions technologies, new normal, post-pandemic, Renewable Energy, Sustainability, Sustainable Cities, Transition to a low carbon society, Transition to Low Carbon Economy | Marcado com carbon capture and storage CCS, climate emergency, climate neutrality, CO2 emissions, German Energy Agency DENA, GHG, greenhouse gas, low carbon, low carbon transition, negative emissions technologies, renewable energies, smart cities | Deixe um comentário

Cumulative CO2 Emissions: 1850-2011

Publicado em 29/08/2016 por Antonio Carlos Teixeira

% of world total By World Resources Institute

Publicado em Aquecimento global, Cambio climático, Carbon, Clima, Climate Change, CO2, Economia Verde-Green Economy, Environmental Impacts, Estudos ambientais, Gases do Efeito Estufa, Greenhouse Gases, Human activities and climate change, Impactos ambientais, Impactos Ambientales, Impacts Environnementaux, Mudança climática, Responsabilidade Social Empresarial RSE, Seguro e Meio Ambiente, Seguro e mudanças climáticas, Seguro e sustentabilidade | Marcado com CO2 emissions, cumulative CO2 emissions on Planet Earth, environmental impacts, global warming, greenhouse gas emissions, greenhouse gas emissions map, human activities and climate change, World Resources Institute | Deixe um comentário

Mode, load, and specific climate impact from passenger trips

Publicado em 19/06/2013 por Antonio Carlos Teixeira

Jens Borken-Kleefeld , Jan Fuglestvedt , and Terje Berntsen Environ. Sci. Technol., Just Accepted Manuscript DOI: 10.1021/es4003718 Publication Date (Web): June 13, 2013 Copyright © 2013 American Chemical Society Abstract The climate impact from a long-distance trip can easily vary … Continuar lendo →