Peter T Fretwell
@PeterTFretwell
Geospatial scientist, cartographer, remote senser, penguin finder, whale watcher (from space) and author. Accidental scientist at British Antarctic Survey.
13-02-2014 12:22:52
1,4K Tweets
2,7K Followers
664 Following
@PeterTFretwell
Geospatial scientist, cartographer, remote senser, penguin finder, whale watcher (from space) and author. Accidental scientist at British Antarctic Survey.
13-02-2014 12:22:52
1,4K Tweets
2,7K Followers
664 Following