Availability and Environmental Performance of Wood for a Second-Generation Biorefinery
The current global climate change, the 2030 Agenda, and the planetary boundaries have driven new development strategies, such as the circular economy, bioeconomy, and biorefineries. In this framework, this study analyzes the potential availability and sustainability of the wood supply chain for a sm...
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oai:doaj.org-article:061fd68c2cb74a179fab5717ba8585ee2021-11-25T17:39:29ZAvailability and Environmental Performance of Wood for a Second-Generation Biorefinery10.3390/f121116091999-4907https://doaj.org/article/061fd68c2cb74a179fab5717ba8585ee2021-11-01T00:00:00Zhttps://www.mdpi.com/1999-4907/12/11/1609https://doaj.org/toc/1999-4907The current global climate change, the 2030 Agenda, and the planetary boundaries have driven new development strategies, such as the circular economy, bioeconomy, and biorefineries. In this framework, this study analyzes the potential availability and sustainability of the wood supply chain for a small-scale biorefinery aiming at producing 280–300 L of bioethanol per ton of dry biomass, consuming 30,000 t of dry biomass per year harvested in a 50 km radius. This wood production goal was assessed from <i>Eucalyptus grandis</i> stands planted for solid wood in northeastern Uruguay. Moreover, to understand the environmental performance of this biomass supply chain, the energy return on investment (EROI), carbon footprint (CF), and potential soil erosion were also assessed. The results showed that the potential wood production would supply an average of 81,800 t of dry mass per year, maintaining the soil erosion below the upper threshold recommended, an EROI of 2.3, and annual CF of 1.22 kg CO<inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msub><mrow></mrow><mrow><mn>2</mn><mo>−</mo><mi>e</mi><mi>q</mi></mrow></msub></semantics></math></inline-formula> m<inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msup><mrow></mrow><mrow><mo>−</mo><mn>3</mn></mrow></msup></semantics></math></inline-formula> (2.6 g CO<inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msub><mrow></mrow><mrow><mn>2</mn><mo>−</mo><mi>e</mi><mi>q</mi></mrow></msub></semantics></math></inline-formula> MJ<inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msup><mrow></mrow><mrow><mo>−</mo><mn>1</mn></mrow></msup></semantics></math></inline-formula>). Combined with the environmental performance of the bioethanol biorefinery facility, these results would show acceptable values of sustainability according to EU Directive 2009/28/ec because the bioethanol CF becomes 1.7% of this petrol’s CF.Cecilia Rachid-CasnatiFernando ResquinLeonidas Carrasco-LetelierMDPI AGarticle<i>Eucalyptus</i>EROIcarbon footprintsoil erosionbioethanolPlant ecologyQK900-989ENForests, Vol 12, Iss 1609, p 1609 (2021) |
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<i>Eucalyptus</i> EROI carbon footprint soil erosion bioethanol Plant ecology QK900-989 |
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<i>Eucalyptus</i> EROI carbon footprint soil erosion bioethanol Plant ecology QK900-989 Cecilia Rachid-Casnati Fernando Resquin Leonidas Carrasco-Letelier Availability and Environmental Performance of Wood for a Second-Generation Biorefinery |
description |
The current global climate change, the 2030 Agenda, and the planetary boundaries have driven new development strategies, such as the circular economy, bioeconomy, and biorefineries. In this framework, this study analyzes the potential availability and sustainability of the wood supply chain for a small-scale biorefinery aiming at producing 280–300 L of bioethanol per ton of dry biomass, consuming 30,000 t of dry biomass per year harvested in a 50 km radius. This wood production goal was assessed from <i>Eucalyptus grandis</i> stands planted for solid wood in northeastern Uruguay. Moreover, to understand the environmental performance of this biomass supply chain, the energy return on investment (EROI), carbon footprint (CF), and potential soil erosion were also assessed. The results showed that the potential wood production would supply an average of 81,800 t of dry mass per year, maintaining the soil erosion below the upper threshold recommended, an EROI of 2.3, and annual CF of 1.22 kg CO<inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msub><mrow></mrow><mrow><mn>2</mn><mo>−</mo><mi>e</mi><mi>q</mi></mrow></msub></semantics></math></inline-formula> m<inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msup><mrow></mrow><mrow><mo>−</mo><mn>3</mn></mrow></msup></semantics></math></inline-formula> (2.6 g CO<inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msub><mrow></mrow><mrow><mn>2</mn><mo>−</mo><mi>e</mi><mi>q</mi></mrow></msub></semantics></math></inline-formula> MJ<inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msup><mrow></mrow><mrow><mo>−</mo><mn>1</mn></mrow></msup></semantics></math></inline-formula>). Combined with the environmental performance of the bioethanol biorefinery facility, these results would show acceptable values of sustainability according to EU Directive 2009/28/ec because the bioethanol CF becomes 1.7% of this petrol’s CF. |
format |
article |
author |
Cecilia Rachid-Casnati Fernando Resquin Leonidas Carrasco-Letelier |
author_facet |
Cecilia Rachid-Casnati Fernando Resquin Leonidas Carrasco-Letelier |
author_sort |
Cecilia Rachid-Casnati |
title |
Availability and Environmental Performance of Wood for a Second-Generation Biorefinery |
title_short |
Availability and Environmental Performance of Wood for a Second-Generation Biorefinery |
title_full |
Availability and Environmental Performance of Wood for a Second-Generation Biorefinery |
title_fullStr |
Availability and Environmental Performance of Wood for a Second-Generation Biorefinery |
title_full_unstemmed |
Availability and Environmental Performance of Wood for a Second-Generation Biorefinery |
title_sort |
availability and environmental performance of wood for a second-generation biorefinery |
publisher |
MDPI AG |
publishDate |
2021 |
url |
https://doaj.org/article/061fd68c2cb74a179fab5717ba8585ee |
work_keys_str_mv |
AT ceciliarachidcasnati availabilityandenvironmentalperformanceofwoodforasecondgenerationbiorefinery AT fernandoresquin availabilityandenvironmentalperformanceofwoodforasecondgenerationbiorefinery AT leonidascarrascoletelier availabilityandenvironmentalperformanceofwoodforasecondgenerationbiorefinery |
_version_ |
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