Is climate change to blame for the recent weather disasters? 2 things you need to understand

PROMO 64J1 Weather - Severe Thunderstorm Sign - iStock - gguy44

Summer isn't even half over, and we've seen heat waves in the Pacific Northwest and Canada with temperatures that would make news in Death Valley, enormous fires that have sent smoke across North America, and lethal floods of biblical proportions in Germany and China.

Yellowstone is losing its snow as the climate warms, and that means widespread problems for water and wildlife

PROMO Miscellaneous - Snow Mountain Trees Winter - iStock

When you picture Yellowstone National Park and its neighbor, Grand Teton, the snowcapped peaks and Old Faithful Geyser almost certainly come to mind. Climate change threatens all of these iconic scenes, and its impact reaches far beyond the parks' borders.