Here is a link to Sojourners. There are several articles/alerts/blogs at this link that can be viewed. http://www.sojo.net/search/apachesolr_search/keystone%20pipeline
I have to applaud the president for the courageous move. To say no to the oil industry, especially during economic slowdowns, takes guts. There are more reasons than can be counted as to why this is a good thing. You can read about them at the above link.
Please know that this issue is not dead. Congress will try to circumvent the president. Please take time to contact your representative and senators. Ask them to support the president on this. We cannot continue to mortgage our children's and grand-children's future on what appears to be present expediency.