Blasting the A/C lately? You’re not alone. Around 117 million metric tons of CO2 is released into the air each year from residential air conditioning. Here a 4 ways to cool down your home (and lower your energy bill) sustainably. [Video description: a video showing 4 tips to cool down your home sustainably. Tip 1: Close your blinds to block excess heat. Tip 2: Choose breathable & temperature regulating sheets. Tip 3: Opt for stove top dinners rather than using the oven. Tip 4: DIY an A/C using ice under a fan.]