Today’s Solutions: June 21, 2026

For the past year-and-a-half, Google has been secretly testing a new way to measure the air quality in city streets. They worked together with a startup company called Aclima, to attach special sensors to its street view cars. With this sensor, they measured different chemicals that are unhealthy to breathe in, like nitrogen dioxide, nitric oxide, ozone, carbon monoxide, carbon dioxide, methane, black carbon. Their technology is good enough now to bring air quality data into the world. The goal is to make these data available to citizens so local governments can see and act on pollution on their own streets. For example, if a city knows that certain roadways are full of smog, they could try and change the traffic situation.

Solutions News Source Print this article
More of Today's Solutions

What you need to do to make your office more sustainable

Chances are it takes quite a lot of resources to keep your office running. Think about it. The office needs lighting and heat, the ...

Read More

Fend off high blood pressure with these 6 foods

Bad news: the number of deaths from high blood pressure is on the rise in America. Good news: in many cases, dietary changes alone ...

Read More

This is how butterflies could make our future security systems unhackable

Though fingerprint recognition may make us feel like we have control over our privacy when it comes to accessing our electronic devices, much like ...

Read More

Love bees but need to relocate a hive? Here’s how to do it sustainably

BY THE OPTIMIST DAILY EDITORIAL TEAM If you are a longtime reader of The Optimist Daily, you’ll know that our team loves bees (and ...

Read More