Download the project from GitHub, then open Anaconda Prompt, cd all the way to the directory where environment.yml is located, and

conda env create -f environment.yml

Next reported error.

WARNING: A space was detected in your requested environment path
‘D:\Program Files\miniconda3\envs\nerf’
Spaces in paths can sometimes be problematic.
Collecting package metadata (repodata.json): done
Solving environment: failed
ResolvePackageNotFound: – imagemagick

environment.yml script:

# To run: conda env create -f environment.yml
name: nerf
channels:
    - conda-forge
dependencies:
    - python=3.7
    - pip
    - cudatoolkit=10.0
    - tensorflow-gpu==1.15
    - numpy
    - matplotlib
    - imageio
    - imageio-ffmpeg
    - configargparse
    - imagemagick

Modify the environment.yml script:

PIP: the following must be indented (Python)

# To run: conda env create -f environment.yml
name: nerf
channels:
    - conda-forge
dependencies:
    - python=3.7
    - pip
    - cudatoolkit=10.0
    - numpy
    - matplotlib
    - imageio
    - imageio-ffmpeg
    - configargparse
    - pip:
        - imagemagick
        - tensorflow-gpu==1.15

Report error again

If there are the following errors, most of them are syntax errors, check environment.yml carefully

>>>>>>>>>>>>>>>>>>>>>> ERROR REPORT <<<<<<<<<<<<<<<<<<<<<<
>    ruamel_yaml.parser.ParserError: while parsing a block collection
      in "<unicode string>", line 6, column 5:
            - python=3.7
            ^ (line: 6)
    expected <block end>, but found '?'
      in "<unicode string>", line 14, column 5:
            -pip:
            ^ (line: 14)

Solve the problem