It matters because the solutions are dependent on human beings 1) truly understanding the issues 2) having the power to meaningfully act / skin in the game and 3) getting fulfillment from their actions.
As you can see, focusing on a big scary abstract like global warming is hard to relate to on all 3 points. So we are rabbits in headlights, while we should be focusing on the real issues that if we solved would make the global warming idea irrelevant.
I'm not sure if you read the article or just the headline...