As we discussed in Section 2, the problem is that there just aren't that many rural stations with long, reasonably complete records. (globalwarmingsolved.com)
In other words, it is one of our only rural station records that we can use for studying long - term temperature trends. (globalwarmingsolved.com)
But, the limited rural station data that is available suggests that the 1940s - 1970s global cooling and 1980s - 2000s global warming are not at all unusual. (globalwarmingsolved.com)