Recent questions

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Why am I not able to add global parameters?

asked May 19, 2025 in openLCA by yarmiah bukhari (230 points)

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1 answer 869 views

How can I transfer my modelling from LCA for experts to OpenLCA?

asked May 16, 2025 in openLCA by ManuelKazenmaier (120 points)

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0 answers 367 views

Documentation Implementation IPCC2021

asked May 15, 2025 in openLCA by EdwinZea (140 points)

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1 answer 946 views

How to interpret that 1$ ouput of a process (sector) may need more that 1$ input in PSILCA ?

asked May 15, 2025 in Miscellaneous by Richard_edf (160 points)

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0 answers 484 views

Lack of Normalization and weighting scales in my ReCiPe 2016 v1.03

asked May 14, 2025 in openLCA by P. Kim (190 points)

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1 answer 986 views

Discrepancy between land occupation in ecoinvent and yield

asked May 13, 2025 in Miscellaneous by sagets (870 points)

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0 answers 634 views

Error using olca-ipc: HTTPConnectionPool when using client.get_all() with IPC

asked May 13, 2025 in openLCA by Babak (120 points)

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1 answer 718 views

Model graph not showing outputs

asked May 13, 2025 in openLCA by ailbhemck (120 points)

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0 answers 342 views

Does system boundary of critical mineral extraction still include construction impact if it is already built?

asked May 13, 2025 in openLCA by lizziewoodley (140 points)

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0 answers 337 views

FU for case study of co-producing two critical minerals if the (two) baseline scenarios consider individual sourcing?

asked May 13, 2025 in openLCA by lizziewoodley (140 points)

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1 answer 791 views

Changing the order of impact categories of an impact assessment methods

asked May 12, 2025 in openLCA by VinhTran (560 points)

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1 answer 512 views

Should upstream transportation impact be included in LCA studies?

asked May 10, 2025 in openLCA by donald2222 (120 points)

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1 answer 1.1k views

Is the free USDA 2019 an LCI database and does it contain providers for industrial materials and chemicals?

asked May 8, 2025 in openLCA by Geoffrey Fisher ESG (120 points)

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1 answer 907 views

How to enable simultaneous use of Sphera and ecoinvent datasets in GaBi?

asked May 8, 2025 in openLCA by hyeseung (120 points)

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1 answer 616 views

Modeling multiple Transport Distances

asked May 8, 2025 in openLCA by Janneh195 (160 points)

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1 answer 685 views

How to view all "links with multiple possible providers"?

asked May 6, 2025 in openLCA by gv229 (470 points)

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0 answers 454 views

Same results for default and regionalized calculation for IMPACT World+?

asked May 6, 2025 in openLCA by polarbear (140 points)

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0 answers 350 views

reference year for monetary inputs in exiobase 3.8.2 (2019)

asked May 5, 2025 in openLCA by gbm (270 points)

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1 answer 546 views

copy-paste from library

asked May 2, 2025 in openLCA by Jocelyn (350 points)

+2 votes

2 answers 1.3k views

Suggestion on how to adjust ecoinvent EN15804 GWP-biogenic indicator

asked May 2, 2025 in openLCA by Jocelyn (350 points)

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1 answer 747 views

How to export contribution tree required amounts to excel?

asked Apr 30, 2025 in openLCA by margueritelorenzo (120 points)

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1 answer 1.1k views

Is the ‘EN15804 add-on to ecoinvent 3.9.1’ now available for download?

asked Apr 30, 2025 in openLCA by Shuo Wang (200 points)

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1 answer 1.3k views

Hardware requirements for OpenLCA

asked Apr 28, 2025 in openLCA by junhongy (120 points)

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1 answer 490 views

Can't select "Include Cost Calculation"

asked Apr 25, 2025 in openLCA by gv229 (470 points)

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2 answers 716 views

How to add a product system to another product system?

asked Apr 25, 2025 in openLCA by LPAPengi (190 points)

+1 vote

1 answer 1.2k views

ecoinvent EN15804 databases : Inherent LHV of secondary material

asked Apr 24, 2025 in openLCA by Jocelyn (350 points)

+1 vote

1 answer 648 views

Library login

asked Apr 24, 2025 in openLCA by Jocelyn (350 points)

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1 answer 505 views

Difference in results for quantitive reference flow being product flow or waste flow

asked Apr 23, 2025 in openLCA by tapmbot (380 points)

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1 answer 488 views

Is the data quality entry based on my own evaluation?

asked Apr 22, 2025 in openLCA by Seyedehgelareh Sanei (260 points)

0 votes

0 answers 653 views

dataset in Ecoinvent 3.10.1 to model the transport with electric lorry...

asked Apr 22, 2025 in Miscellaneous by Julien Soulhat (120 points)

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1 answer 854 views

Create .zolca

asked Apr 21, 2025 in openLCA by stegas (120 points)

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0 answers 420 views

Exiobase case study

asked Apr 21, 2025 in openLCA by Gwen Morgan (120 points)

0 votes

0 answers 474 views

How do I write the report and compare two product systems using Jupyter (Python) and the IPC module?

asked Apr 20, 2025 in openLCA by josue renteria (200 points)

0 votes

1 answer 917 views

Negative Land use impact values in EF 3.1 single process calculations

asked Apr 18, 2025 in openLCA by AttilaK (120 points)

0 votes

0 answers 602 views

negative impact of material to be recycled

asked Apr 18, 2025 in openLCA by DiHorw (1.0k points)

0 votes

0 answers 974 views

Editing impact categories in a comparison of two projects

asked Apr 17, 2025 in openLCA by marin.karr (180 points)

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1 answer 757 views

Issue with creating a project report

asked Apr 16, 2025 in openLCA by SafiaSaw (120 points)

0 votes

1 answer 854 views

Hours to days conversion bug ?

asked Apr 15, 2025 in openLCA by grostain (240 points)

0 votes

0 answers 675 views

Modification of Pre-exisiting process in OpenLCA

asked Apr 15, 2025 in openLCA by Somu5 (140 points)

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2 answers 1.8k views

openLCA is slow and crash in calculation since ecoinvent 3.11 update?

asked Apr 14, 2025 in openLCA by S.Telmo (240 points)

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