Study shows growing number of alien plants infesting Kruger Park
Twenty-one species in the national park are invasive, five of which are among the 100 worst invaders globally
invasive species
Tiny bugs winning the fight against invasive water hyacinth in Hartbeespoort Dam
Without biocontrol, Hartbeespoort Dam could be 70% covered in superweed
Ferrets: Adorable companions or ecological threats in South Africa?
CapeNature warns against ferret ownership after concerns about a growing environmental threat
Invasive alien plant species in eThekwini parks need to be removed
KwaZulu-Natal’s urban spaces are filled with invasive alien species that need to be removed, according to a study by a master’s student employed by the Natural Science Collection Facility. The study by Maxine Manickum looked at tree diversity in urban parks in eThekwini municipality. “There is a strong presence of invasive alien plants and a […]
Restoring Wemmer Pan’s glory
A diverse community of rowing enthusiasts and local residents who volunteer their time is working tirelessly to clean up the historic pan
Encounters with Palestine and the environment
These subjects take centre stage at a festival showcasing nearly
50 documentaries
Invasive beetle fells mighty oaks
The trees were first introduced to South Africa in 1656 and have become cultural icons
Spraying toxic herbicide on Vaal River to rid it of water lettuce ‘is criminal’
Water specialists have said the use of glyphosate is in contravention of the National Water Act and is a risk for humans and toxic for aquatic life
Vaal River residents say water lettuce is ‘national crisis’
If allowed to pass the Vaal River Barrage, the plant has access to a journey of about 1 000km of the middle and lower Vaal river, the Bloemhof Dam and then into the Orange river
Invasive fish, snails found in Kruger National Park
Australian crayfish, carp from Europe and Asia, silver carp from China, Nile tilapia, the North American largemouth bass and mosquitofish, suckermouth catfish from South America and alien snails have invaded the park
The little invasive beetle causing big problems for SA’s trees
The search for biological control agents is underway
Red-eared slider turtles slip into SA, another invasive species
The turtles, native to the US, are listed as one of the world’s ‘Top 100’ worst invasive species by the International Union for Conservation of Nature
Invasive animals on the 2023 watchlist
Covid lockdowns only applied to humans, while these five invasive species took advantage of the lack of activity to spread their wings
These are SA’s four worst invasive bird species
There is no control programme for common mynas and popular rose-ringed parakeets because of ‘budget constraints’
Invasion of rose-ringed parakeet in South Africa ruffles feathers
People who had them as pets, released them into the wild in Johannesburg, Durban and Cape Town
How Kruger Park is tackling one of the world’s most problematic birds – the myna
In South Africa, the gregarious aerial invaders are ‘here to stay’ for the next few million years, scientists say
Indian mynas are taking wing in the Kruger National Park and scientists are concerned
Rate of spread of invasive species has ‘dramatically increased’
Tiny tree borer beetle could dig up billions in economic damage
The invasive bug could unleash R275-billion in economic damage in next decade and urban areas stand to lose 65 million trees
Insect army winning fight against invasive water hyacinth
The coverage of the invasive superweed has been reduced to 12.5% from 40% in February
Climate change plans ‘fail to tackle invasive species’
A new study has found a lack of co-ordinated policy response to these interconnected issues
Insect army tackles Hartbeespoort Dam’s water hyacinths
About 300 000 planthoppers have been released on Hartbeespoort Dam to control the green horror
Tiny shot hole borer beetle is causing big problems
The invasion of this destructive beetle wiping out trees is only in its infancy and scientists expect ecological and social costs to rack up
Court judgment about alien fish is about more than trout wars
Judge finds that public participation in democratic processes is not the exclusive preserve of the privileged few who have access to the internet and can read English
Climate change threatens survival of endemic species the most
If Earth warms by 3°C, a third of species living on land and about half of endemic marine species will become extinct