Megan Hall

Today, we have a question from listener Todd Penoyer. He does maintenance for retail shopping centers in southeastern Massachusetts and he uses a lot of power tools to do his job. About half of his tools are electric, and the other half are gas-powered. He wonders whether it’s worth replacing the gas ones with electric versions.

Our oceans are rising and taking over more land every year. Most governments try to fix this by blocking the water out and sealing the humans in. But is that the only way?

In the gray gloom of winter, I like to brighten up my house with a colorful bouquet of flowers. And I got to wondering, where do these pristine flowers come from and should I be worried about the carbon emissions it took to get them here?

In recent episodes, we’ve talked a lot about electric cars, but we haven’t really spent time talking about what makes them work- the battery. What are these batteries made of, and can we rely on them to get us where we need to go?

When I was a kid, acid rain was a hot topic. Now, I never hear about it. So we wondered, why doesn’t acid rain make the headlines anymore?

Many of us have seen litter on the beach. And of course, there are those sad pictures of sea critters tangled up in plastic! Which made us wonder: how does it get there and what will it take to prevent all of this plastic pollution?