Are We in an Insect Armageddon?

Insect armageddon Jens Schwarz / EyeEm / Getty Images/EyeEm

A recent study found that bug biomass has been steadily decreasing -- in some areas, we may only have 25% of the insects that we had 30 years ago. But what's to blame, and what could this mean for the future?

Topics in this Podcast: bugs, insects, pollution, green, ecosystems, brain stuff