This is a natural disaster of untold scale, and probably the only reason so few have died is because unlike an earthquake/tsunami, we knew about it well in advance. But the destruction is epic, on top of the fact that it happened within the confines of a major U.S. city.
Here are a couple of links to get things started. The Red Cross allows you to donate directly to the 2005 Hurricane Relief fund, which is tantamount to direct donations to Katrina victims:
American Red Cross:
https://www.redcross.org/donate/donation-form.asp
ASPCA's Hurricane Katrina Fund:
https://secure2.convio.net/aspca/site/Donation?ACTION=SHOW_DONATION_OPTIONS&CAMPAIGN_ID=4761
Donate, it won't kill you. However much you want to throw into the coffers is up to you. Obviously, feel free to provide more links.
Here are a couple of links to get things started. The Red Cross allows you to donate directly to the 2005 Hurricane Relief fund, which is tantamount to direct donations to Katrina victims:
American Red Cross:
https://www.redcross.org/donate/donation-form.asp
ASPCA's Hurricane Katrina Fund:
https://secure2.convio.net/aspca/site/Donation?ACTION=SHOW_DONATION_OPTIONS&CAMPAIGN_ID=4761
Donate, it won't kill you. However much you want to throw into the coffers is up to you. Obviously, feel free to provide more links.