Population Growth | 2nd Green Revolution

Posts Tagged ‘Population Growth’

Are Cities Really More Sustainable?

In the most recent Five Friday Facts, Justin provided information on the growth in cities outside the developed world. He points out that increasing populations pose challenges for sustainability. How can we support a global population in denser cities? The argument tends to go that cities are more sustainable since they use less land to [...]

How to Feed Our Growing Population

The world just reached (and flew by) the day when the 7 billion people inhabited the Earth.  7 billion people, that is hard to imagine or comprehend.  The crazy thing is, people are not going to stop reproducing anytime soon; current speculation is we will reach 9 billion by 2050.  2050 is not very far [...]

7,000,000,000

Today marks the arrival of the earth’s 7 billionth member. This figure (and its timing) is based on demographers at the United Nations. While it is not possible to know when, who, or where exactly the seven billionth member of our current population will be born (it may or may not be today, this month, [...]

Carrying Capacity: The Missing Link in Sustainability

A few of our previous op-ed pieces have touched on keys to sustainability (including resilience and durability) and where sustainability is today. Often sustainability is conflated with the “green” movement. However, rarely does anyone discuss weak vs. strong sustainability. The former is largely where we are today, substituting human capital for natural. One could argue [...]

Five Friday Facts: Bottlemania Water Facts

While in between books for school, I picked up a copy of Elizabeth Royte’s Bottlemania. I had previously read (and reviewed) her book Garbage Land. Through two chapters, I have thoroughly enjoyed Royte’s writing and introduction to bottled water. This first set of Five Friday Facts from the book provides an overview of water issues [...]

Five Friday Facts: The Nature of Design

A friend recently lent me her copy of David Orr’s The Nature of Design. I read and reviewed his 1994 book, Earth in Mind several months back. In the first few chapters there were a number of interesting facts. I culled a few from Earth in Mind for a past Five Friday Facts and noted [...]

The False Promise of Efficiency

Energy efficiency is not enough. While it is an integral part of an energy management plan and an essential first step to reducing energy consumption and increasing economic savings, a look at the overall consumption of energy, especially from non-renewable sources, indicates that society has failed to make a significant dent in the total energy [...]

Five Friday Facts: Incredible Population Statistics

By 2045, global population is projected to reach 9 billion. It is currently nearing 7 billion. It took humans millions of years to reach 1 billion people in population. The 1 billion threshold was reached in 1800. It took the next 130 years to reach 2 billion (1930), 30 years to reach 3 billion (1960), [...]

From Waste to Resource: Site Visit to the “Living Machine” at Corkscrew Swamp Sanctuary (Naples, FL)

Since its establishment in 1954, the Corkscrew Swamp Sanctuary has become a natural wildlife attraction to more than 100,000 visitors annually. Despite accommodations being made in many areas to handle the growing visitor level, the wastewater from the restroom facilities remained a problem. To address the issue, a natural water treatment system known as a [...]

Living within Limits in a Seemingly Limitless World

Viewed from above, the earth is a small blue marble, hurtling through time and space. Standing on the surface though, the vast forests and massive peaks betray how limited earth really is. The issue of scales, both temporal and spatial, make it difficult to grasp the earth’s limits. For the past two hundred years, since [...]

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