text: If we limit car usage we can not only save money, but we can also reduce polution, and have a better lifestyle. Although these aren't the only ways limiting car usage can benefit us.    Did the author support his idea? Should Venus be studied despite the dangers it presents! The author supported his idea well by explaing some of Venus Earth like features,like the ocean waters that it has,also that it may gave supported some type of life source at an point and time."While Venus is simple to see from distant but safe to vantage point of Earth,it has proved a very challenging place to examine more closely."Also explaing some of the dangers it could cause to humans.