GIS / Science Blogs
Core GIS - Community, Regional & Environmental
GIS Wiki - Comprehensive GIS site - news, jobs, blog, links
North River Geographic - GIS, Maps, Surveying & Engineering
Cool Green Science - The Nature Conservancy - Conservation blog
Free GIS, Remote Sensing, Spatial & Hydrology Data - Blog - information about websites who provide FREE GIS, Remote Sensing, spatial and hydrology data
Geospatial Data Report - A blog about learning and sharing geospatial data sources and how to use them in GIS
GIS & Science - News, resources, commentary, and interviews on the use of GIS for science.
Mandown: Everything GIS - Focused On ESRI From A New Zealand Perspective
Technoleros - Observations from hacking around with all kinds of hardware and software
Spatially Adjusted - Geospatial Technology, Web Mapping and Spatial Services
Lab Grab - Science community, a place to share scientific discoveries
Map Scripting - Developing maps for the web
OpenJUMP - Helping other leap into Open Source GIS
GIS Forum - Everything GIS. A full range of topics from Iphone apps to GIS Certificate Programs
Spatial Sustain - Spatial design for sustainable communities
GIS Software & Tools
ESRI - Environmental Systems Research Institute
Open Source GIS - A comprehensive index of Open Source / Free GIS related software projects
NetMap: Earth Systems Institute - Community Watershed Database, Analysis Tools & Forum
Ecosystem-Based Research Tools - Tools Network
Google Earth - Virtual globe, map, and geographic information program
PostGIS - Open Source GIS program that adds support for geographic objects to the PostgreSQL object-relational database
MapWindow - Open Source GIS Program
Mappamondo GIS - Geographic Information Systems and IT solutions for the environment
Geographic Transformer - Transforms raster files
Hawth's Tool - Analysis Tools for ArcGIS
Xtools - Vector spatial analysis, shape conversion and table management tools
Marxan - Decision support tool for conservation planning
ET Geowizards - An extension for ArcGIS that provides powerful 3D, analysis, and data modification tools
Vischeck - Upload images to detect for difficulties in detecting colors differences for people with color blindness
Map Resources - Cartography tips for making maps with vector data
GIS Web Links - A resource page that includes links to tutorials, data, education centers, and entities using GIS.
Type Brewer - A cartographic tool that allows GIS users to explore typographic elements and the impact it will have on the overall look & feel of a map
DNR Garmin - Extension for ArcGIS that allows direct transfer between Garmin GPS data and ArcGIS
Color Tool - ArcMap plugin that helps create choropleth maps using Cynthia Brewer's color ramps
Google SketchUp - Create 3D Models and integrate into GIS software
KML2Shp - Online tool that converts Google .kml files to GIS .shp files
Shp2KML - Tool that converts GIS .shp files to Google .kml files
ExpertGPS - Comprehensive tool to transfer, convert, or modify GPS from a variety of units into GIS files
GIS & Science E-Zines
Environmental Research Web - Science, Policy, Engagement
Grist - Environmental News, Commentary & Humor
Other Random Links
Show Me Cool - Creating More Visual Reality
The Wire - Felt Soul Media
Fart 4 Art - Ben Friedle, Oil Painter & Graphic Designer
Color Hunter - Create and find color palettes made from images