Finding could be useful for attempts to manipulate the weather using technology.
"Nairobi fly" are obvious due to their red and black colouration; these are warning colours of their toxicity.
County governments and the health ministry should allow produce markets to operate in urban areas.
The findings suggest that farmers will benefit from more accurate crop yield monitoring.
Five capital city water storages fell over summer, and some appear to be facing dramatic long-term declines. Late drenching rains fell on southeastern Australia, but some unlucky centres missed out.
We need to understand colonial histories to understand climate risks.
It's important to remember that most of this greening is due to growth of grasses, which respond more rapidly after rain.
The water that replenishes groundwater, rivers and lakes is under threat from climate change, pollution and aging infrastructure.
Despite more rainfall, devastating hot and dry spells are projected to become more frequent in the Upper Nile basin in the future.
Both drought and violence drove many Syrians out of their homes; even if the war ends, the continuing difficulty of farming will make it hard for them to return.
Not all droughts are the same and South Africa needs to have a targeted approach to each type.
The impact of climate change on agriculture and food production is clear: the sector will suffer. Here's what needs to be done.
The real crisis with water supply is that South Africa doesn't know what it doesn't know.
Drought has both natural and human causes, but deep cuts in our greenhouse gas emissions are urgently needed, regardless.
Contrary to the belief that resource strained parents invest in academically stronger children, studies show that Ethiopian parents tend to invest more in the child with lower academic capabilities.
Cyclone Idai hit poor countries the hardest and shows why disaster resilience is a necessity.
High poverty levels mean people lack access to land and work and they are often driven to settle in zones that are exposed to natural hazards.
Australian wheat growers need to boost yields to stay competitive in the face of climate change. They could do this by sowing earlier, but need new varieties of wheat to help them do it.
Australia's subtropical regions are drying, but if we can slow the global temperature rise then rainfall should increase again.
There are regions in South Africa where it hasn't been established if the rainy season is in summer or winter.