A new study underscores that we still have much to learn regarding how plants will function — and how nutritious they will be — as more carbon enters our atmosphere. That same influx of carbon is helping drive climate change, meaning this new work may be revealing an unexpected way this global phenomenon is reshaping nature and our lives.A new study underscores that we still have much to learn regarding how plants will function — and how nutritious they will be — as more carbon enters our atmosphere. That same influx of carbon is helping drive climate change, meaning this new work may be revealing an unexpected way this global phenomenon is reshaping nature and our lives.