diff --git a/ci/310-latest.yaml b/ci/310-latest.yaml
index d058afc9c..45bb689a4 100644
--- a/ci/310-latest.yaml
+++ b/ci/310-latest.yaml
@@ -3,59 +3,49 @@ channels:
   - conda-forge
 dependencies:
   - python=3.10
-  - six
-  - pyyaml
-  - deprecated
-  # required
-  # testing
-  - matplotlib
-  - pytest
-  - pytest-cov
-  - coverage
-  - codecov
-  # optional
+  # ecosystem
+  - access
+  - esda
+  - giddy
+  - inequality
+  - libpysal
+  - mapclassify
+  - mgwr
+  - momepy
+  - pointpats
+  - segregation
+  - spaghetti
+  - splot
+  - spint
+  - spopt
+  - spreg
+  - spvcm
+  - tobler>=0.2.1
+  # external & optiopnal
   - bokeh
-  - scikit-learn
+  - deprecated
+  - dill
   - geopandas
+  - ipywidgets
+  - matplotlib
+  - numba
+  - pyyaml
   - quantecon
-  - rtree
-  - tqdm
   - quilt3
   - rasterio
   - rasterstats
-  - pytest
-  - pytest-cov
-  - pytest-xdist
-  - coverage
-  - coveralls
-  - ipywidgets
+  - rtree
+  - scikit-learn
+  - seaborn
+  - six
+  - tqdm
   - twine
   - urbanaccess
   - urllib3>=1.26
   - wheel
-  - dill
+  # testing
+  - codecov
+  - coverage
   - pytest
   - pytest-cov
-  - codecov
-  - bokeh
-  - libpysal
-  - esda
-  - spaghetti
-  - tobler>=0.2.1
-  - spint
-  - spreg
-  - spvcm
-  - mgwr
-  - segregation
-  - pointpats
-  - giddy
-  - mapclassify
-  - seaborn
-  - descartes
-  - numba
-  - momepy
-  - inequality
-  - access
-  - splot
-  - pip:
-    - spopt
+  - pytest-xdist
diff --git a/ci/310-oldest.yaml b/ci/310-oldest.yaml
index c4b13ff6e..8e8a5e898 100644
--- a/ci/310-oldest.yaml
+++ b/ci/310-oldest.yaml
@@ -3,59 +3,50 @@ channels:
   - conda-forge
 dependencies:
   - python=3.10
-  - six
-  - pyyaml
-  - deprecated
-  # required
-  # testing
-  - matplotlib
-  - pytest
-  - pytest-cov
-  - coverage
-  - codecov
-  # optional
+  # ecosystem
+  - access
+  - esda
+  - giddy
+  - inequality
+  - libpysal
+  - mapclassify
+  - mgwr
+  - momepy
+  - pointpats
+  - segregation
+  - spaghetti
+  - splot
+  - spint
+  - spopt
+  - spreg
+  - spvcm
+  - tobler>=0.2.1
+  # external & optiopnal
   - bokeh
-  - scikit-learn
+  - deprecated
+  - dill
+  - fiona<1.10
   - geopandas=0.12
+  - ipywidgets
+  - matplotlib
+  - numba
+  - pyyaml
   - quantecon
-  - rtree
-  - tqdm
   - quilt3
   - rasterio
   - rasterstats
-  - pytest
-  - pytest-cov
-  - pytest-xdist
-  - coverage
-  - coveralls
-  - ipywidgets
+  - rtree
+  - scikit-learn
+  - seaborn
+  - six
+  - tqdm
   - twine
   - urbanaccess
   - urllib3>=1.26
   - wheel
-  - dill
+  # testing
+  - codecov
+  - coverage
   - pytest
   - pytest-cov
-  - codecov
-  - bokeh
-  - libpysal
-  - esda
-  - spaghetti
-  - tobler>=0.2.1
-  - spint
-  - spreg
-  - spvcm
-  - mgwr
-  - segregation
-  - pointpats
-  - giddy
-  - mapclassify
-  - seaborn
-  - descartes
-  - numba
-  - momepy
-  - inequality
-  - access
-  - splot
-  - pip:
-    - spopt
+  - pytest-xdist
diff --git a/ci/311-latest.yaml b/ci/311-latest.yaml
index 9f863875d..c95278e21 100644
--- a/ci/311-latest.yaml
+++ b/ci/311-latest.yaml
@@ -3,59 +3,49 @@ channels:
   - conda-forge
 dependencies:
   - python=3.11
-  - six
-  - pyyaml
-  - deprecated
-  # required
-  # testing
-  - matplotlib
-  - pytest
-  - pytest-cov
-  - coverage
-  - codecov
-  # optional
+  # ecosystem
+  - access
+  - esda
+  - giddy
+  - inequality
+  - libpysal
+  - mapclassify
+  - mgwr
+  - momepy
+  - pointpats
+  - segregation
+  - spaghetti
+  - splot
+  - spint
+  - spopt
+  - spreg
+  - spvcm
+  - tobler>=0.2.1
+  # external & optiopnal
   - bokeh
-  - scikit-learn
+  - deprecated
+  - dill
   - geopandas
+  - ipywidgets
+  - matplotlib
+  - numba
+  - pyyaml
   - quantecon
-  - rtree
-  - tqdm
   - quilt3
   - rasterio
   - rasterstats
-  - pytest
-  - pytest-cov
-  - pytest-xdist
-  - coverage
-  - coveralls
-  - ipywidgets
+  - rtree
+  - scikit-learn
+  - seaborn
+  - six
+  - tqdm
   - twine
   - urbanaccess
   - urllib3>=1.26
   - wheel
-  - dill
+  # testing
+  - codecov
+  - coverage
   - pytest
   - pytest-cov
-  - codecov
-  - bokeh
-  - libpysal
-  - esda
-  - spaghetti
-  - tobler>=0.2.1
-  - spint
-  - spreg
-  - spvcm
-  - mgwr
-  - segregation
-  - pointpats
-  - giddy
-  - mapclassify
-  - seaborn
-  - descartes
-  - numba
-  - momepy
-  - inequality
-  - access
-  - splot
-  - pip:
-    - spopt
+  - pytest-xdist
diff --git a/ci/312-dev.yaml b/ci/312-dev.yaml
index 730c219bf..f1b80ba26 100644
--- a/ci/312-dev.yaml
+++ b/ci/312-dev.yaml
@@ -20,28 +20,30 @@ dependencies:
     - --pre \
       --index-url https://pypi.anaconda.org/scientific-python-nightly-wheels/simple  \
       --extra-index-url https://pypi.org/simple
+    # external
     - numpy
     - pandas
     - pulp
     - scikit-learn
     - scipy
     - git+https://github.com/geopandas/geopandas.git
-    - git+https://github.com/networkx/networkx.git
     - git+https://github.com/shapely/shapely.git
-    - git+https://github.com/pysal/libpysal.git
+    - git+https://github.com/networkx/networkx.git
+    # ecosystem
+    - git+https://github.com/pysal/access.git
     - git+https://github.com/pysal/esda.git
+    - git+https://github.com/pysal/libpysal.git
     - git+https://github.com/pysal/giddy.git
     - git+https://github.com/pysal/inequality.git
+    - git+https://github.com/pysal/mapclassify.git
+    - git+https://github.com/pysal/mgwr.git
     - git+https://github.com/pysal/momepy.git
     - git+https://github.com/pysal/pointpats.git
     - git+https://github.com/pysal/segregation.git
     - git+https://github.com/pysal/spaghetti.git
-    - git+https://github.com/pysal/access.git
-    - git+https://github.com/pysal/mgwr.git
     - git+https://github.com/pysal/spglm.git
     - git+https://github.com/pysal/spint.git
+    - git+https://github.com/pysal/splot.git
     - git+https://github.com/pysal/spopt.git
     - git+https://github.com/pysal/spreg.git
     - git+https://github.com/pysal/tobler.git
-    - git+https://github.com/pysal/mapclassify.git
-    - git+https://github.com/pysal/splot.git
diff --git a/ci/312-latest.yaml b/ci/312-latest.yaml
index 66ac0bc3f..9ac4dd540 100644
--- a/ci/312-latest.yaml
+++ b/ci/312-latest.yaml
@@ -3,65 +3,49 @@ channels:
   - conda-forge
 dependencies:
   - python=3.12
-  - six
-  - pyyaml
-  - deprecated
-  # required
-  # testing
-  - matplotlib
-  - pytest
-  - pytest-cov
-  - pytest-xdist
-  - coverage
-  - codecov
-  # optional
+  # ecosystem
+  - access
+  - esda
+  - giddy
+  - inequality
+  - libpysal
+  - mapclassify
+  - mgwr
+  - momepy
+  - pointpats
+  - segregation
+  - spaghetti
+  - splot
+  - spint
+  - spopt
+  - spreg
+  - spvcm
+  - tobler>=0.2.1
+  # external & optiopnal
   - bokeh
-  - scikit-learn
+  - deprecated
+  - dill
   - geopandas
+  - ipywidgets
+  - matplotlib
+  - numba
+  - pyyaml
   - quantecon
-  - rtree
-  - tqdm
   - quilt3
   - rasterio
   - rasterstats
-  - pytest
-  - coverage
-  - coveralls
-  - ipywidgets
+  - rtree
+  - scikit-learn
+  - seaborn
+  - six
+  - tqdm
   - twine
   - urbanaccess
   - urllib3>=1.26
   - wheel
-  - dill
+  # testing
+  - codecov
+  - coverage
   - pytest
   - pytest-cov
-  - codecov
-  - bokeh
-  - libpysal
-  - esda
-  - spaghetti
-  - tobler>=0.2.1
-  - spint
-  - spreg
-  - spvcm
-  - mgwr
-  - segregation
-  - pointpats
-  - giddy
-  - mapclassify
-  - seaborn
-  - descartes
-  - numba
-  - momepy
-  - inequality
-  - access
-  - splot
-  # docs
-  - nbsphinx
-  - numpydoc
-  - sphinx
-  - sphinxcontrib-bibtex
-  - pydata-sphinx-theme
-  - sphinx-design
-  - pip:
-    - spopt
+  - pytest-xdist
diff --git a/environment.yml b/environment.yml
index b24dd1412..cbfac77d9 100644
--- a/environment.yml
+++ b/environment.yml
@@ -1,24 +1,25 @@
 name: pysal
 channels:
   - conda-forge
-  - defaults
 dependencies:
-  - python >=3.6
-  - libpysal>=4.3.5
-  - access>=1.1.1
+  - python>=3.10
+  # ecosystem
+  - access>=1.1.9
   - esda>=2.3.5
-  - giddy>=2.3.3
-  - inequality>=1.0.0
-  - pointpats>=2.2.0
-  - segregation>=1.5.0
-  - spaghetti>=1.5.6
-  - mgwr>=2.1.2
-  - spglm>=1.0.8
+  - giddy>=2.3.5
+  - inequality>=1.0.1
+  - libpysal>=4.12.0
+  - mapclassify>=2.7.0
+  - mgwr>=2.2.1
+  - momepy>=0.8.0
+  - pointpats>=2.5.0
+  - segregation>=2.5
+  - spaghetti>=1.7.6
+  - spglm>=1.1.0
   - spint>=1.0.7
-  - spreg>=1.2.2
-  - spvcm>=0.3.0
-  - tobler>=0.5.4
-  - mapclassify>=2.4.2
-  - splot>=.1.1.3
-  - spopt>=0.0.5
+  - splot>=1.1.5.post1
+  - spopt>=0.6.1
+  - spreg>=1.5.0
+  - tobler>=0.11.3
+  # externel
   - urllib3 >=1.26