Heavy metals can be toxic to plants - and humans, too.
Plants have evolved several ways to deal with heavy metals that might otherwise poison or kill them.
Growing fresh produce on the outskirts of a city reduces food miles and increases food security. But the foodbowls next to our our big cities are fast losing their land to urban growth.
A satellite image shows how vast the remnants of Typhoon Merbok were as the storm hit the Alaska coast.
National Weather Service
Most of the flooded communities are Indigenous and rely on subsistence hunting that residents would normally be doing right now. Recovering from the damage will make that harder.
Microalgae are a diverse group of microscopic aquatic organisms.
The research reviewed the available evidence on microalgae as food supplements, livestock feeds, biofertilisers, biostimulants and biochar feedstocks.
Approximately one-third of 2SLGBTQ+ young people who participated in a nutrition study noted that they did not have any support systems in place to help them with their nutritional needs during the pandemic.
Food insecurity is a social justice issue tied to social determinants of health. Historically marginalized people like 2SLGBTQ+ youth are at risk, and more likely to be food insecure during COVID-19.
People trained in the informal sector are equally skilled or better than those who attended formal training.
ALEXANDER JOE/AFP via Getty Images
Skills training in Zimbabwe excludes students from poor backgrounds. The informal sector should be used as a training ground for them.
A large number of West African women rely on the blue economy to survive.
The ability of West Africa’s fisher women to cope or adapt in times of adversity should not let policymakers off the hook.
The Canadian government has proposed a plan to cut emissions from fertilizers by 30 per cent from 2020 levels by 2030.
THE CANADIAN PRESS/Jeff McIntosh
The emission reduction targets outlined for Canadian fertilizer use will not lead to food shortages and food insecurity.
Women and children separate grain from soil in Malawi.
Food insecurity is increasing in Australia and around the world with women most affected.
A key ingredient for a green future is currently derived from fossil fuels.
People in South Africa felt anxious and stressed during the COVID-19 lockdown.
US Department of Energy
Nuclear war would trigger a global food crisis lasting at least a decade, in which hundreds of millions or more would be likely to starve.
A recent court case forced the Department of Basic Education to resume the National School Nutrition Programme for nine million learners around the country.
Removing a pre-existing right like cancelling the school nutrition programme is a retrogressive measure, and should only be done under very specific circumstances.
Trouble in paradise: Disappointments in school and community gardens point to the need for systemic changes in how our society organizes land, labour and resources.
Gardens require huge labour, and outcomes like health, well-being or food security are affected by systemic barriers people face in cities and schools.
Professor Julian May examining food supplies in the home of Brenda Siko, who runs an unregistered early childhood development centre in Worcester’s Mandela Square informal settlement.
A ‘learning journey’ research process exposed a broad group of participants to local realities of the food system and childcare in a small town.
In 2020, desert locus plague of biblical proportions darkened skies over the Horn of Africa. In part it was caused by high rainfall and flooding in areas usually spared by the insect.
Trade regulation by rich countries against pests and disease is gradually making its way into the less developed nations. On top of safer foods, new research shows this could also bring sustainable growth.
Dusty Pixel photography/GettyImages
Known as ting or amazimba, indigenous sorghum is resilient and rich in cultural and health benefits – yet crops are declining.
Satellite imagery monitors environmental changes to inform agricultural decisions. Agricultural patterns are distinctly visible in this near-vertical false colour infrared photography of farmland south of Khartoum, Sudan.
Technologies being developed for growing food in space have contributed to advances in agriculture and crops on Earth.
The aftermath of the looting and violence of July 2021 in Durban, KwaZulu-Natal.
Rajesh Jantilal/AFP via Getty Images
South Africa needs a multi-pronged strategy for building peaceful, sustainable neighbourhoods, communities, and a nation where the rule of law prevails.
Community vegetable gardens, such as this one in Pickering, Ont., support health and should be seen as part of the city’s food system.
THE CANADIAN PRESS/Frank Gunn
Publicly accessible gardens are an essential part of our food system. It’s important for policymakers to understand that growing food in city gardens is central to health, food security and culture.