Add code and raw data from fatiando/data

Author: leouieda

README.md

@@ -1,6 +1,6 @@
 # Earth - Topography grid at 10 arc-minute resolution
 
-Global 10 arc-minute resolution grids of topography (ETOPO1 bedrock) referenced
+Global 10 arc-minute resolution grids of topography (ETOPO1 ice-surface) referenced
 to mean sea-level.
 
 ![Global map of topographic height.](preview.jpg)

environment.yml

@@ -1,4 +1,4 @@
-name: fatiando-data-CHANGEME
+name: fatiando-data-earth-topography
 channels:
   - conda-forge
   - defaults
@@ -18,4 +18,3 @@ dependencies:
   - pooch>=1.0
   - harmonica==0.4.*
   - verde==1.6.1
-  - boule==0.3.*