All three networks Wednesday morning shamelessly used the coronavirus pandemic to push more stringent environmental regulations. Celebrating Earth Day, ABC, NBC and CBS each gave lengthy reports touting how the nationwide lockdown’s “silver lining” was that there was less pollution and more wild animals reclaiming their habitats. But they didn’t just point out changes to our environment; they turned into climate activists, actually encouraging us to keep certain pandemic lifestyle changes, such as not driving cars, to make these climate benefits “permanent....