Recent questions

+1 vote

1 answer 853 views

Provider linking issue in Environmental Footprint Database background system?

asked Oct 28, 2025 in Miscellaneous by JohannesBraun (310 points)

0 votes

1 answer 883 views

Why do some ecoinvent 3.11 process datasets have direct impacts, while others show none?

asked Oct 28, 2025 in openLCA by boonchong91 (120 points)

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1 answer 885 views

How to find nanomaterials in the Ecoinvent database?

asked Oct 27, 2025 in openLCA by stutar (120 points)

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1 answer 912 views

Analysis Groups - Additional guidance and waste treatment processes

asked Oct 27, 2025 in openLCA by paul.domberger (760 points)

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1 answer 1.0k views

How do I model the removal of carbon from the atmosphere as an input to a process in OpenLCA?

asked Oct 25, 2025 in openLCA by murillo (120 points)

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1 answer 598 views

The sum of the impacts does not give the total.

asked Oct 25, 2025 in openLCA by Adrian viejo ocaña (120 points)

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0 answers 535 views

Can OpenLCA 2.5 (in Ubuntu) use GPU for faster processing of Monte Carlo simulations?

asked Oct 24, 2025 in openLCA by Bea Guest (250 points)

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1 answer 1.1k views

Adding Recycled Polypropylene injected in Europe to my database

asked Oct 23, 2025 in openLCA by klep (160 points)

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1 answer 2.2k views

Is the EF 3.1 dataset free to download?

asked Oct 22, 2025 in openLCA by pauldatanerd (130 points)

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1 answer 803 views

accessing and exporting region-specific TRACI data to excel file

asked Oct 21, 2025 in openLCA by lc_learn002 (160 points)

+1 vote

1 answer 1.6k views

Update of product systems following process modifications

asked Oct 21, 2025 in openLCA by s.bennett (300 points)

0 votes

1 answer 1.0k views

Unable to Fully Load Databases

asked Oct 21, 2025 in openLCA by santibuitron6 (170 points)

0 votes

0 answers 925 views

Library login failed

asked Oct 20, 2025 in openLCA by NicolasB (400 points)

0 votes

0 answers 554 views

Inconsistent weighted results in ReCiPe 2016 Endpoint (H) calculations in openLCA

asked Oct 19, 2025 in openLCA by aogilardino1 (660 points)

0 votes

0 answers 693 views

How do I use OpenLCA on a Chromebook

asked Oct 19, 2025 in openLCA by e (120 points)

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1 answer 928 views

Different results in cost calculation between System and Unit Processes

asked Oct 19, 2025 in openLCA by tapmbot (380 points)

0 votes

0 answers 551 views

Understanding electricity transformation

asked Oct 17, 2025 in openLCA by HD (210 points)

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1 answer 866 views

Air emissions - Nitrous Oxide (N2O) not found, just "correction flow for delayed emission of nitrous oxide"

asked Oct 17, 2025 in openLCA by lusf (150 points)

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1 answer 682 views

Clarification on License Type for Mitacs Project (Commercial vs. Educational)

asked Oct 16, 2025 in openLCA by Ehsanka (120 points)

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0 answers 379 views

[request] Could you add function on paste cheat in s/w?

asked Oct 16, 2025 in openLCA by sem (120 points)

+2 votes

0 answers 546 views

Correct Modellling of Metals and Transformation Process

asked Oct 16, 2025 in openLCA by HD (210 points)

+1 vote

0 answers 713 views

What is the script to convert EF3.1 to EF3.0 (and vis a versa) when using the Ecoinvent database?

asked Oct 15, 2025 in openLCA by jordyngolden (130 points)

0 votes

0 answers 506 views

In OpenLCA 2.5 within Ecoinvent 3.6 and suddenly all the impacts of product flow disapeared

asked Oct 14, 2025 in openLCA by Alessandra Duailibe (120 points)

0 votes

0 answers 691 views

Which carbon dioxide is to choose?

asked Oct 13, 2025 in openLCA by samrin (260 points)

+1 vote

0 answers 1.0k views

Analyze results in sensitivity analysis

asked Oct 10, 2025 in openLCA by tapmbot (380 points)

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1 answer 1.5k views

Product system impact

asked Oct 10, 2025 in openLCA by ale (180 points)

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1 answer 1.1k views

Emission issues

asked Oct 9, 2025 in openLCA by tkhan1214 (120 points)

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1 answer 2.1k views

Simapro Process Export Examples for Import test

asked Oct 8, 2025 in openLCA by BerndK (220 points)

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1 answer 953 views

How to add combustion of LPG?

asked Oct 8, 2025 in openLCA by j0hnna (120 points)

0 votes

1 answer 926 views

Memory problem

asked Oct 8, 2025 in openLCA by Abailleul (120 points)

0 votes

1 answer 842 views

Batch direct impact calculation in process

asked Oct 8, 2025 in openLCA by qbao (210 points)

0 votes

1 answer 998 views

Emission contributions

asked Oct 8, 2025 in openLCA by tarlon.s (1.3k points)

0 votes

0 answers 671 views

High memory usage in OpenLCA 2.4.0 when running Monte Carlo simulations via Python (olca_ipc)

asked Oct 7, 2025 in openLCA by Siyue (120 points)

0 votes

1 answer 652 views

How do I assign existing impact categories to the new desired group in the result viewing panel?

asked Oct 5, 2025 in openLCA by Grace4Gabriel (120 points)

0 votes

1 answer 688 views

Green supplier for purchasing Ecoinvent via Nexus for Greek university

asked Oct 3, 2025 in openLCA by arximidis2130 (120 points)

0 votes

2 answers 1.1k views

getting zero values for all impact categories when using NREL USLCI

asked Oct 3, 2025 in openLCA by lyriuni (160 points)

0 votes

1 answer 800 views

How to model the landfill of my refrigerator?

asked Sep 30, 2025 in openLCA by Francesco Clementi (120 points)

0 votes

1 answer 1.2k views

where can I check the electricity carbon emission factor used in the calculation process

asked Sep 28, 2025 in openLCA by zengtingxi (410 points)

0 votes

0 answers 678 views

openLCA 2.5 closes during calculation

asked Sep 26, 2025 in openLCA by Wojtek (120 points)

+1 vote

1 answer 804 views

Circular Footprint formula in OpenLCA

asked Sep 24, 2025 in openLCA by N Jayaweera (150 points)

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