The tragedy caused by the earthquake in Haiti has proved that there is a large number of resources that can be used to a good coverage and, actually, help the people hit on the ground.
In terms of good tools that have been used to help the people. I would mention the updates made by Google and GeoEye with high resolution pictures of Porto Principe, the capital of Haiti.
Click here to see on your Google Earth
Besides that, the map build through hundreds of alerts by Ushahidi has proven to be both a strong information and aid system
Finally it is important to say that the press have benefit itself for the large amount of information generated. I particularly liked the job done by The New York Times which allow people to easily compare the satellite pictures
And one thing more, just remembered. On journalism skills. It is possible to follow earthquakes in real time by using the US Geological Service interactive map