How Many Earths Do We Need?
Nancy Mwari
MSc Energy Management ~ CEM?~CAP?~ Award winning Energy & Green Growth Expert~Danida Fellow
I recently came across a thought-provoking concept called Earth Overshoot Day—the day each year when we humans use up more natural resources than our planet can renew. In 2024, that day fell on August 1st—a stark reminder that we’re depleting the Earth’s resources faster than they can be replenished. Put simply, for the rest of this year, we’re living on ecological credit, borrowing from future generations. And the most concerning part? This date keeps creeping earlier each year
But what hit me even harder was realizing that this day isn’t the same for everyone. It varies depending on where you live and how you live. That got me asking myself: If everyone lived like I do, how many Earths would we need?
To explore this further, I did an exercise with a group of friends, calculating our own “Earth needs” based on our lifestyles. The results were eye-opening. We each realized that even with our best intentions, there are still countless opportunities in our daily lives to be kinder to the Earth.
This experience has inspired me to make more conscious choices—whether it’s reducing energy consumption, minimizing waste, or supporting sustainable products. It's clear that small changes in our habits can make a significant difference.
As we move forward, I’d love for everyone to take a moment to think about their own impact. Let’s challenge ourselves to push Earth Overshoot Day further back, one mindful action at a time. After all, taking care of our planet isn’t just a global issue—it’s something personal.
Have you calculated your footprint?: https://www.footprintcalculator.org/home/en
Did the results shock you?
#Sustainability #EarthOvershootDay #EnvironmentalResponsibility #ClimateAction
Deputy Director, Energy Efficiency, EPRA | Energy Consultant | Researcher | Lecturer | Trainer| Karateka
6 个月The Limit to Growth Theory says by 2100, the earth will face terminal decline in population, thanks to resource scarcity. Some scholars find fault with this model though.