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The mission of Project Drawdown is to help the world reach “Drawdown”— the point in the future when levels of greenhouse gases in the atmosphere stop climbing and start to steadily decline, thereby st...

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The Unit Adoption quirks setting replacement_period_offset is very strange --- I introduced it, but I don't understand it. The observed affect in the test results is an off-by-one error in...

Population harmonization is a feature that underlies all the models. In the Excel, it is implemented as a hidden part of the Data Interpolator tab. Basically, what happens is this:...

Python Model
Excel Import
Integration

The following models currently have test failures, all on the same unit adoption test: bikeinfrastructure, buildingautomation, composting, concentratedsolar, electricbikes, greenroofs, masstransit, solarhotwater, walkablecities. Since they previously worked, and are all...

bug
Python Model

As we start to do things like update allocations, we need the ability to keep the deep Excel tests running --- which means we need the ability to set the...

Python Model

Currently some integrations update the values of parameters in the solution's workbook. In the manual Excel process, researcher's determine if the value they want to update has already been updated...

Python Model
Integration

Once we have integrations implemented, it still would be nice to have a master integrations process that puts them all together. In current PD research practice this is completely manual,...

Python Model
Integration

This is a "special model" that is more complex than the other models.

Python Model
Excel Import

This is a "special model" that is more complex than other models. The standard importation technique will not work. This task requires an NDA to access the Excel Workbook

Python Model
Excel Import

You need to complete an NDA to work on this integration. Please review the contributing file before beginning work: https://github.com/ProjectDrawdown/solutions/blob/develop/CONTRIBUTING.md Once the NDA is completed, access can be granted -...

Python Model
Integration

You need to complete an NDA to work on this integration. Please review the contributing file before beginning work: https://github.com/ProjectDrawdown/solutions/blob/develop/CONTRIBUTING.md Once the NDA is completed, access can be granted -...

Python Model
Integration