The barn owl population has declined from use of agricultural poisons and rat and mouse baits so popular in the 1950s and 1960s.
Winters have been warming rapidly in the majority of the continental 48 states since 1970. And, take note Chicago and other Midwest readers: The coldest states are warming the fastest.
Beware uncertainty! It can cut both ways - something the climate change deniers want us to ignore at our peril.