نتایج جستجو برای: zero emissions

تعداد نتایج: 212443  

Journal: :Journal of Cleaner Production 2022

With the UK's legislation of a 2050 net zero emissions target, there is urgent need for radical industrial decarbonisation. The steel sector represented 12% UK in 2016 and therefore critical target mitigation. Mainstream scenario analyses variously assume use unproven Carbon Capture Storage (CCS) or reductions to demand order reach 1.5 °C compatible budget by 2050. This analysis aims to: a) ass...

2016
Shan Shan Hou Phil Jones

The global construction industry is in a transition period of reducing energy consumption and carbon emissions. The recast of the EU Energy Performance of Buildings Directive (EPBD) in 2010 will require Member States to achieve nearly zero-energy for all new buildings from the 1st of January 2021 and for all new buildings occupied and owned by public authorities to be nearly zero-energy from th...

2005
Shelley Pressley Brian Lamb Hal Westberg Julia Flaherty Jack Chen Christoph Vogel

[1] We report continuous whole canopy isoprene emission fluxes from a northern hardwood forest in Michigan for the 1999–2002 growing seasons. The eddy covariance fluxes of isoprene, CO2, latent heat, and sensible heat are presented along with an analysis of the seasonal and year-to-year variations. Measurements were made in collaboration with the AmeriFlux site located at the University of Mich...

Journal: :Environmental discourses in science education 2023

Abstract Higher education has an opportunity to accelerate the transition a just and circular economy, vital part of any global response climate change. As diverse but contained communities, campuses are in many ways microcosms larger world – with systems, both centralized decentralized, for dining, purchasing, transportation, home work life, decision making. At same time, colleges universities...

Journal: :Nature Climate Change 2023

Achieving net zero means balancing remaining emissions with carbon removal, and understanding the nature scope of residual is key to planning decarbonized energy industrial systems. However, our analysis long-term climate strategies shows that many governments lack clear projections for at zero.

Journal: :Energy 2023

Swift and deep decarbonisation of electricity generation is central to enabling a timely transition net-zero emission energy systems. While future power systems will likely be dominated by variable renewable (VRE) sources, studies have identified need for low-carbon dispatchable such as nuclear. We use cost-optimising system model examine the technoeconomic case investment in new nuclear capaci...

Journal: :Environmental Research Letters 2022

Abstract By synthetically producing nitrogen fertilizers from ammonia (NH 3 ), the Haber–Bosch process has been feeding humanity for more than one hundred years. However, current NH production relies on fossil fuels, and is energy carbon intensive. This commits to emissions levels not compatible with climate goals agricultural fuels dependency. Here, we quantify food implications of transitioni...

Journal: :Carbon Balance and Management 2007
Christopher A Williams Niall P Hanan Jason C Neff Robert J Scholes Joseph A Berry A Scott Denning David F Baker

The African continent has a large and growing role in the global carbon cycle, with potentially important climate change implications. However, the sparse observation network in and around the African continent means that Africa is one of the weakest links in our understanding of the global carbon cycle. Here, we combine data from regional and global inventories as well as forward and inverse m...

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