I am writing to say how much I enjoyed your article in the Times [“A Mom’s Research: Texas Freezing and Global Warming” by Jean Chen, published on Feb. 24]. As I have lived a good many years on this earth, I appreciate a logical, objective review of current news events. I especially like your quote from Richard Feynman, as I too see too much advocacy and less proven science in the world’s “scientific leaders.” And, in too many instances, facts omitted. I would like to add two scientific facts to your list of research material. I am not a scientist and I do not have initials behind my name listing all my degrees. I’m just a plain ordinary old guy who’s done a fair amount of reading on this subject. Fact No. 1: The movement of the “magnetic north pole.” The magnetic pole (not true north) consists of a large …