A sweltering heat wave has made its way across the country over the past week, in a reminder of the drastic effects of climate change that just keep getting worse. Now cities are looking for new ways to keep people cool.

• Plus, how the war in Ukraine is causing global hunger.
• And, Canada proposes new gun legislation, in the wake of American mass shootings.

Guests: Axios' Jennifer Kingson and Emily Peck.

Credits: Axios Today is produced by Niala Boodhoo, Sara Kehaulani Goo, Alexandra Botti, Nuria Marquez Martinez, Alex Sugiura, and Lydia McMullen-Laird. Music is composed by Evan Viola. You can reach us at podcasts@axios.com. You can text questions, comments and story ideas to Niala as a text or voice memo to 202-918-4893.

Go deeper:

• Food protectionism is on the rise
• For cities, staying cool is the hot new thing
• Canada poised to pass sweeping gun restrictions in wake of Uvalde and Buffalo
• Monarch butterflies see resurgence in Mexico