A distinguished scientist’s new book makes the case that more people means less wildlife, in the United Kingdom and globally. This excellent offering is a must-read for anyone interested in the connection between human numbers and biodiversity protection. by Phil Cafaro For Trevor Beebe, the issue of people crowding out other species surfaced early in … Continue reading A British perspective on population and biodiversity
Category: Population density
Fewer people make for a great day of skiing
As we transition to spring skiing conditions in Colorado, the crowds thin out and the skiing experience improves despite the stickier snow. A day on the slopes got me wondering – what other benefits might await societies as their populations decrease? by Philip Cafaro Yesterday I went downhill skiing in Winter Park, Colorado – a … Continue reading Fewer people make for a great day of skiing
A new approach for defining optimum population size
The concept of optimum population size is nothing new, but in recent decades the methodology used to calculate it has seen little development. In a recently published book, We Zijn Met Te Veel (Dutch for We Are Too Many), a new approach is proposed for calculating optimum population size. by Fons Jena In the available literature … Continue reading A new approach for defining optimum population size
Old Italy
Low birth rates and an aging society are recurring subjects of national debate in Italy. Pundits, politicians and religious leaders regularly issue warnings about "empty cradles" and demographic decline. Does Italy really have an aging problem? By Gaia Baracetti Italians have a special reverence for their Constitution. It was written after the most traumatic time in … Continue reading Old Italy
Earth Wars: Nature Strikes Back
The current pandemic has had many severe consequences, but it has also acted as a reminder of the need for international cooperation when facing global challenges. Continued environmental destruction will likely increase the risk for future pandemics. Population growth is one of the main driving factors of the continued encroachment into nature and needs to … Continue reading Earth Wars: Nature Strikes Back
Earth overshoot day and population
Too many people consuming too many resources and generating too much waste: that’s why humanity keeps pushing deeper into ecological overshoot. On Earth Overshoot Day, let's not forget the P factor. by Lucia Tamburino & Philip Cafaro Every year on Earth Overshoot Day, a table like the one below makes the rounds, showing the number … Continue reading Earth overshoot day and population
Lessons from a global pandemic
Covid-19 continues to take a great toll on societies around the world. As we struggle to respond appropriately, our societies can emerge ecologically and socially stronger—provided we learn the important lessons this tragedy has to teach us. by Kelvin Thomson In Australia, and I suspect in many other countries as well, there are three key … Continue reading Lessons from a global pandemic
Overshoot day: the other side of the coin
Every year on Earth Overshoot Day, a table becomes very popular, showing the number of Earths needed to be ecologically sustainable if all the people in the world had the same ecological footprint as the average citizens of various countries. This is computed by fixing the world population at the current value and varying the … Continue reading Overshoot day: the other side of the coin
A lesson from the COVID-19 pandemic on the perils of density
In recent years, some environmentalists have argued that increasing population density is the key to creating sustainable societies. COVID-19 suggests they are mistaken. When increasing density becomes a substitute for setting limits to human numbers and demands on nature, environmental conditions deteriorate. And as usual, poor people and other species wind up paying the price. … Continue reading A lesson from the COVID-19 pandemic on the perils of density