Entries by Rachel Lewis

Sustainable food production for 9.6bn people in 2050 is possible (if we eat less meat)

A study in Nature has shown that it could beĀ possible to meet the Ā nutritional needs of the predicted 9.6 billion people who will live on Earth in 2050, even without further deforestation.     The study modelled 500 different food production scenarios using regional forecasts supplied by the UN Food and Agriculture Organisation. It aimed […]

Change your diet ~ Change the world!

Dietary changes in High IncomeĀ Countries could significantly contribute to more sustainableĀ global water usage, land use and greenhouse gasĀ emissions, as well as being healthier, according to a scientific review in PLOS ONE.     The review looked at 63 studies of diets which had both improved human health and reduced the impact of food production on […]

Tiny homes as a solution to homelessness in NSW

TheĀ Tiny Homes Foundation (THF) has received development approval for a pilot project in Gosford, NSW. The project, which is possibly the first of it’s kind in Australia, hopes to combat homelessness with a ‘homes first’ approach, using tiny houses as an affordable, replicable solution.   Embed from Getty Images   The pilot project of four […]

Show me the honey: communication between birds and humans

A remarkable interaction between humans and birds in Mozambique is a win-win for both species, reports Karl Gruber in anĀ article summarising the recently published research of Dr Claire Spottiswoode on the ABC News Science website.     The study draws on earlier research by the Kenyan ecologist Hussein Isack in the 1980s. Isack showed that […]

Net Green: A more accurate measure of corporate environmental sustainability?

Using traditional life cycle assessments (LCAs) to measure the environmental impact of products and services is not an accurate enough measure and has become outmoded, according to Roland Geyer and Trevor Zink in a recent SSIR article describing a new measurement concept that they are calling ‘net green’.     Many current measurements, such as […]

Putting people first in impact investment

Genuinely involving local peopleĀ inĀ impact investment can open up new investment pipelines and make for better outcomes for investors and communities, says Kelly Ryan from the US-based Incourage Community Foundation, in a recent article in the Stanford Social Innovation Review. Incourage is a ā€œplace-based philanthropy, community developer, and impact investorā€ which has been working in a […]