When President Obama steps to the podium Tuesday evening to layout his agenda for the country, onlooking environmental groups hope he lays out a plan for tackling climate change driven by human actions.

While the National Park Service is moving ahead to test expanded cellphone and Wi-Fi service in some units of the National Park System, it should consider that testing carefully and measure it against the relative solitude and release from the seemingly nonstop attention wireless technology can demand that park visits provide.

It was just about a year ago that Eastern National, a non-proft that produces interpretive and educational materials for national parks, introduced its first cellphone app, for iPhones. Well, 'Droid users, your day is here. The organization just released a similar app for your phones.