PLANTS ARE POPPING UP IN THE U.S. AND OUR CLIMATE TEAM IS GOING TO PLUG US INTO THE RENEWABLE ENERGY THAT'S KEEPING THE LIGHTS ON. >>> BUT FIRST, FOLLOWING ANOTHER TRAVEL REST DUE TO THE LABOR DAY WEEKEND. THE TRANSPORTATION SECURITY ADMINISTRATION EXPECTED TO SCREEN MORE THAN 17 MILLION PEOPLE IN THE PERIOD FROM THURSDAY TO WEDNESDAY. ABOUT 2.5 MILLION OF THOSE PASSENGERS WILL TRAVEL THROUGH NEW YORK AREA AIRPORTS AND CBS NEWS CORRESPONDENT ROXANA IS AT ONE OF THOSE AIRPORTS, JUST A BIT SOUTH OF US IN NEW JERSEY. SO TELL US WHAT IT'S LOOKING LIKE OVER THERE? >> Reporter: LANA, YOU AND I SPOKE EARLIER AND IT WAS QUIET BUT NOW PEOPLE ARE DEFINITELY STREAMING IN AS THEY TRY AND GET TO THEIR DESTINATIONS FOR THE HOLIDAY WEEKEND. THEY ARE AMONG MILLIONS OF PEOPLE WHO ARE PLANNING TO SQUEEZE OUT THE LAST BITS OF SUMMER, THE TSA IS PREPARING TO SCREEN TWO POINT EIGHT 6 MILLION PEOPLE JUST TODAY. IT IS THE PEAK TRAVEL DAY, THE MAJOR U.S. CARRIERS ALSO EXPECT TO FLY A RECORD NUMBER OF PASSENGERS AND FOR UNITED AIRLINES THAT'S NEARLY 500,000 PASSENGERS A DAY. A SPOKESPERSON TOLD ME THEY ARE PREPARED AND THEY ARE ADDING AROUND 1500 FLIGHTS A DAY TO ACCOMMODATE THE HIGH DEMAND. >> IT'S GOOD THAT THERE ARE MORE FLIGHTS AND GOOD THINGS SEEM TO BE GOING WELL. THE OTHER THING THAT SEEMS TO BE GOING WELL FOR TRAVELERS IS THE LACK OF LIKE BAD STORMS BECAUSE WE KNOW THAT CAN ALWAYS THROW A WRENCH INTO THINGS. SHOULD TRAVELERS EXPECT SMOOTH SAILING OR IS THERE ANYTHING THAT YOU ARE WATCHING THAT THEY SHOULD KEEP IN MIND BEFORE HEADING TO THE AIRPORT? >> Reporter: WE ARE NOT EXPECTED TO MANY WEATHER- RELATED TRAVEL DELAYS TODAY EXCEPT FOR THE EXCEPTION OF DETROIT. OUR METEOROLOGIST TOLD US THAT HE IS EXPECTING STRONG TO SEVERE STORMS THAT COULD ROLL THROUGH UNTIL 10:00. AND CHICAGO AND CHARLOTTE COULD ALSO SEE THUNDERSTORMS TODAY. NEW ORLEANS IS UNDER A FLOOD WATCH. TOMORROW, A LINE OF STORMS COULD TARGET PARTS OF