About Inflammatory Triggers | About Symptom Triggers. Triggers often bring on asthma attacks. A trigger is any thing or condition that causes inflammation in the airways, which then leads to asthma symptoms. Your personal triggers can be very different from those of another person with asthma.
At more than 7,580 feet long, Seattle's Governor Albert D. Rosellini Bridge is already the world's longest floating bridge. But after fifty years of service the four-lane concrete span has aged worse than Gerard Depardieu. Its pontoon supports can no longer endure the region's strong storms and the bridge itself is likely to collapse under a moderate earthquake.
Here's how each country is doing at the Olympics. Earlier this year China opened the Quindao Haiwan Bridge, the world's longest bridge over water stretching 26.4 miles. With the opening of the Quindao Haiwan, Louisiana's Lake Pontchartrain Bridge fell to second longest after holding the top spot since it opened in 1956. Click here to see the bridges > Â».