JUDY WOODRUFF:

It's often difficult to see how climate change is altering the environment in our daily lives. To counter that and draw attention to the issue, the White House today launched a new website to visualize scientific data on droughts, wildfires and the rise in sea levels.

As you will see in this report, the residents of South Florida are already noticing how higher water is changing their local landscape.

Special correspondent Kwame Holman narrates our story. It was done in collaboration with the South Florida public media station WPBT, and it begins with longtime fishing boat Captain Dan Kipness.