Scientists hope hungry black weevils imported from Louisiana can help tackle South Africa's invasive water plant problem.

Scientists in South Africa are using weevils to combat the invasive Salvinia plant threatening freshwater ecosystems ...

The plant is steadily taking over freshwater bodies in the northern region of South Africa, suffocating aquatic life, including on the Crocodile River and the Hartbeespoort Dam it flows into.

Scientists have begun introducing weevils from Louisiana into South Africa’s Crocodile River in hopes that the insects will ...

How hot it got in Sydney is not known, but this scorching period lasted for about 700,000 years and made life challenging for trees and other large plants ... by and about Africa - aggregating ...