Sustainability

179 articles

The Green Power of Circular Cities of the World

It's clear that cities investing in green infrastructure become more circular and tackle several issues at once.

More than half of all people now live in cities, and projections show that two-thirds of the global population will do so by 2050. Many people living in small areas means large amounts of waste, high resource consumption and loads of energy use. We can combat these issues with the ideas behind the circular economy. […]

The Not-So-Distant Future of Fuels

After years of investment and research, for UPS, now is the time for alternative energy sources.

Mike Casteel, director of fleet procurement for UPS, recently gave a keynote address on “the future of fuels” at the annual meeting of the Fuels Institute in Dallas, Texas. Afterwards, Fuels Institute Executive Director John Eichberger interviewed Casteel, who has more than 40 years of logistics, energy and automotive experience. Below is their candid chat about […]

The Road to Safety

As the world’s population grows and cities swell, traffic can become deadly. How can we make the world’s roads safer?

Gridlock. Congestion. The cacophony of honking horns. As many city dwellers know, the benefits of living in a metropolis come with the stress of heavy traffic. But it’s more than just a daily grind. As migration from rural areas increases, crowded cities, especially low-income areas, face higher rates of road traffic injury and death. The […]

Getting the Institutions in Place to Run Africa’s Cities Efficiently

Urbanization provides an opportunity to unlock economic growth. The challenge for urban leaders is how to govern rapidly growing cities.

During the next 16 years, all of the world’s 10 fastest growing cities are going to be in Africa. If this growth is a process of people voting with their feet, as last year’s winner of the Nobel Prize in Economics Paul Romer once put it, these cities are winning. Yet urbanization in many developing countries, particularly in […]

3 Reasons Why Renewable Natural Gas Is a Game Changer

RNG is a low-carbon fuel that’s poised for greater adoption as natural gas vehicles are tested and proven in new applications.

UPS just announced the largest renewable natural gas (RNG) order in U.S. history. By switching from diesel to RNG, UPS vehicles fueling at 18 company-owned and operated natural gas stations across 12 states will realize a significant reduction in greenhouse gas emissions. The UPS fleet has driven sustainable innovation, and RNG is no exception. Could […]