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newsi.co.za

South African news

Tag Food

Maize Crops; Pixabay

Rising atmospheric CO₂ may benefit maize crops: first experiment in African conditions

by Brad Ripley Apr 30, 2022May 2, 2022

CO₂ is an important resource for photosynthesis and its low availability in the atmosphere has been a major limiting factor to plant growth for millennia. This has led some plant groups, particularly grasses, to evolve a photosynthetic pathway that concentrates CO₂ and makes photosynthesis more efficient under low CO₂.

The trouble with drought as an explanation for famine in the Horn and Sahel of Africa

by William G. Moseley Mar 28, 2022Mar 29, 2022

Food security during South Africa’s unrest

by Kenneth Mokgatlhe Jul 20, 2021Jul 20, 2021

South Africa must ban sugary drinks sales in schools. Self regulation is failing

by Karen Hofman May 18, 2021May 18, 2021

South Africa’s food security conditions

by Wandile Sihlobo Feb 17, 2021Feb 17, 2021

KZN Province shocked by another brutal murder of beloved 80 year old farmer, found tied to a tree

by Newsi Staff Dec 4, 2020Dec 4, 2020

Subsistence Farmers in Gauteng are paying for the SAA bailout

by Newsi Staff Nov 16, 2020Nov 16, 2020

More children in Zimbabwe are working to survive: what’s needed

by Dr Getrude Dadirai Gwenzi Nov 12, 2020Nov 12, 2020

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Recent Posts

  • Whether in war-torn Ukraine, Laos or Spain, kids have felt compelled to pick up crayons and put their experiences to paper
  • How visionary scientist Bernie Fanaroff put African astronomy on the map
  • Iran ‘just few weeks away’ from enough fissile material for bomb, says Israel’s defense minister
  • DA votes against Motion of Desirability on NHI
  • Abolish ‘Nakba Day’

Categories

  • Arts
  • Culture
  • Environment
  • Health
  • Innovation
  • News
  • Opinion
  • Politics
  • Sports

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