Tour D â This is the most popular walking tour of the outside downtown walking tours. 1  This is the most balanced tour of being outside and indoors. The first half of the tour takes us southwest into Sam Houston Park. We see 10 historical buildings ranging from 1823 to 1905. These buildings include: 2  1823 cabin,
The current estimated cost for cloud seeding consultant services is $550,000 for the initial year, with the option to extend the services for four additional one-year terms of $400,000 each, for a maximum not-to-exceed total of $2,150,000.
But how do they work? And can you really claim that cloud seeding caused a particular storm? We asked cloud-seeding expert Arlen Huggins, associate research scientist in the division of atmospheric sciences at the Desert Research Institute in Reno, Nev., to give us some answers. [An edited transcript of the interview follows.] Tell us a little about the basics of cloud seeding. Clouds, whether in summer or winter, are not perfectly efficient at producing precipitation. There's some part of a storm that's much less than 100 percent efficient in turning clouds into precipitation.