The G20 has its critics, but an expert on international politics explains why it still performs a useful function – particularly in this period of great geopolitical divisions.
Disturbing news about the potential for widespread crop failure as the climate changes should send shockwaves through governments around the world. Time to rethink global trade and food security.
When the roads flooded around Lismore, it left supermarket shelves empty for months. Keeping everyone fed took a huge community effort. Now we need to make food supply secure.
If greenhouse gas emissions continue at a high rate, breadbaskets of Europe and North America will see a 50% chance of a flash drought each year by the end of this century.
Growing legumes could at once provide African farmers with fertilisers and food crops. However, researchers warn this is not a one-size-fits-all solution.
While recuperating heat from data centres to ease greenhouse energy demands is better than letting it go to waste, we must not overlook the complex implications of these two newly merging industries.
Growing meat in vats could help us prepare for climate change - and curb the environmental damage done by traditional meat. But only if we can scale it up.
Young Nigerians actively discuss politics and governance despite being kept on the sidelines. They seek a government that would promote their inclusion and solve problems affecting them.