We use flowers to express love, mark significant events and celebrate holidays, but our bouquets can come with significant costs. Here’s how the flower industry is impacting the planet — and what you should ask before you gift again.

Plant-based milks have a lighter impact than dairy milk in terms of carbon pollution, water and land use — but not all are created equal. Two sustainability researchers crunch the numbers to guide you towards more Earth-friendly options.

Our voracious demand for chocolate is helping fuel the climate crisis and keeping farmers in poverty — but as consumers, we can drive positive change.

Many farmworkers in the US receive inadequate wages and experience harassment, violence and even sexual assault. But thanks to the innovative Fair Food Program, which signs up big companies like McDonald’s and Taco Bell, conditions in the tomato fields in several states have been reformed. Here’s how it works — and how you can do your part.

If we want the people in our lives to put down their steak knives and seriously consider changing their diets, we need to change the conversations we’re having with them, says food innovator Bruce Friedrich. Here’s what to say — and what not to say. 

Cultured meat could be coming to our plates in the next few years. How is it made? Will it help — or hurt — the planet? Here’s what we know.

How can you protect crops against global warming? One answer: find the secrets of plants that already thrive in the most punishing climates, says microbiologist Rusty Rodriguez.