New York restricts the growth of glass skyscrapers.
Glass has always been a notoriously energy inefficient building material – but an obsession with aesthetics led architects to ignore its shortcomings.
Can Walmart go green while maintaining its commitment to low prices?
AP Photo/Tom Uhlman
Two business professors spent five years studying Walmart's ambition project to bring sustainability to its millions of budget-conscious customers – a plan that began with the birth of a granddaughter.
Hukou Waterfall of Yellow River, China.
After cascading ecological catastrophes in the 90s, China spent 20 years seriously investing in sustainability. Now that effort is paying off.
Australia’s exported greenhouse emissions are higher per person than Saudi Arabia’s.
AAP Image/Richard Wainwright
A new report reveals Australia is lagging behind most wealthy nations in working towards the globally agreed goals. It's performing particularly badly on climate and environmental indicators.
A man experiences a virtual reality bike ride in a display at the World Urban Forum in Kuala Lumpur.
Representatives of nations around the world have come together to discuss how to achieve the New Urban Agenda. Collective political will is needed, but the Australian government didn't show up.
Seeds and cereals are assessed in in laboratories to check the quality of the grains.
African countries, like Nigeria and Ethiopia, increased their food production using a system-wide approach, and not the traditional reliance on isolated projects.
A man sells bottled water in Lagos Nigeria, a country with abundant water resources but little to drink.
Nigeria is rich in water resources. but poor management has led to water scarcity in the country.
Every day brings new calls for sustainability, as humanity's actual behaviour moves ever further away from it. What can we learn from an obscure Austrian philosopher?
The future of cities?
Pollution, poverty, disease and death: future cities will be grim places, unless we do things differently.
A man flies a kite at the Peace Park in San José, Costa Rica.
Juan Carlos Ulate/Reuters
Environmental sustainability has a role in increasing national well-being.
Google last week announced that it is on target to power its operations 100 percent by renewable energy, an example of businesses trying to change the energy system.
With a Trump administration hostile to action on climate change, businesses need to go beyond just complying with environmental regulations and take on the whole system.
In many cities, the only direction to go is up.
'Skyscrapers' via www.shutterstock.com
George Washington had Mount Vernon. Thomas Jefferson had Monticello. Now Trump has his eponymous tower. Can it stimulate a more creative, sustainable approach to building skyscrapers?
More of these for personal and planetary health.
Environmental sustainability will not figure into this year's Dietary Guidelines for Americans, but the process helped build evidence – and consumer support – for inclusion in future DGAs.