Understanding the Environmental Impact of Your Habits — and How to Improve Them

Every daily habit has an environmental cost—some larger than others. By understanding which activities generate the most emissions, you can make informed choices about where to improve. This isn't about guilt; it's about empowerment through knowledge and strategic action.

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Who is the test for?

The PS Lifestyle test is for anyone who’s concerned about global warming, and wants to understand what kind of impact their lifestyle has on their carbon footprint, and the environment.

What you get

By answering a few questions, we provide a detailed look at your personal carbon footprint,. You also get tailored lifestyle tips and an action plan. You also help steer society towards a positive and sustainable future.

From Unconscious Habits to Conscious Choices

Most of our daily routines are unconscious. We don't think about the carbon cost of a hot shower, a car trip to the store, or ordering takeout. These habits are invisible, which makes them hard to change. But here's what research shows: once people understand the impact of their habits, behavior starts shifting naturally. Not because anyone's forcing change, but because knowledge creates motivation. You can't unsee your footprint once you know what it is.


The Lifestyle Test makes these invisible impacts visible. You discover that your daily commute generates more emissions than three months of showers. That eating beef once a week creates more impact than all your plastic waste combined. That keeping your home at 23°C instead of 21°C costs as much carbon as all your consumer electronics. These revelations reorder priorities. Suddenly, you're not stressing about paper straws—you're thinking about meaningful changes in mobility, diet, and energy use.


Improvement doesn't mean deprivation. It means substitution and optimization. Substitute car trips with cycling when weather and distance allow. Substitute beef with chicken, fish, or plant proteins without giving up satisfying meals. Substitute impulse purchases with intentional buying of quality items that last. European behavioral research shows which substitutions people sustain over time versus which feel like temporary willpower. These swaps maintain quality of life while dramatically reducing impact. And the more you practice, the more natural it becomes. What felt like conscious effort at first becomes your new normal. That's how lasting change works—not through willpower alone, but through understanding creating new habits that feel good to maintain.

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