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Friday, November 15, 2019

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NEWS : Environment

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Sunshine Seedlings - Acacia mearnsii clones
10 September, 2019
Sunshine Seedlings
With the increasing demand for timbe one should look at the shorter rotation crops like the Eucalyptus and Acaciaspecies. In particular one should be going the clonal route where the site allows it. With the correct site species matching you, as a farmer, can identify and reduce the risks. read more
The Stump That Didn’t Die
13 August, 2019
The stump that didnt die
At some point, a kauri tree fell in a New Zealand forest, and no one noticed. Nor did anyone pay attention when the remnant of its trunk rotted away, leaving behind a stump that's barely even a stump-a chair-size, hollowed-out half cylinder, sticking up from the middle of a hiking trail. read more
Germany's forests on the verge of collapse, experts report
23 July, 2019
Germany's forests on the verge of collapse, experts report
Germany's parched forests are nearing ecological collapse, foresters and researchers warn. More than 1 million established trees have died since 2018 as a result of drought, winter storms and bark beetle plagues. Germany's forests are undoubtedly suffering as a result of climate change. read more
Eyes peeled for the Shot Hole Borer
1 July, 2019
Dolphin Bay Chemicals
Scientists and foresters are keeping their eyes peeled for evidence of the destructive polyphagous shot hole borer (PSHB) in plantations. The beetle has been spotted on one eucalyptus tree in Sandton and a few roadside wattles in the Southern Cape. read more
Mysterious fungus threatens local trees
21 June, 2019
Mysterious fungus threatens local trees
FRUIT- bearing trees in local orchards as well as indigenous trees face a threat as a fungus which lives in a symbiotic relationship with the Polyphagous Shothole Boerer Beetle is mysteriously spreading through South Africa - it has already been spotted in some avocado trees in backyards. read more
Older Forests Resist Climate Change Better
21 June, 2019
Older Forests Resist Climate Change Better
In life, it seems that younger is always better but there are cases where that is not true. A new study is revealing that older forests can resist climate change better than younger ones. Older is better. The research conducted in eastern North America... read more
New facility launched to address biomass waste challenges, boost industry competitiveness
19 June, 2019
CSIR
A R37.5 million biorefinery industry development facility has been established at the CSIR in Durban to help ensure that maximum value is extracted from biomass waste. The facility, launched by the Minister of Science and Technology, Ms Mmamoloko Kubayi-Ngubane... read more
Invasive beetle is killing SA’s trees. Here’s how to spot the signs
7 June, 2019
Invasive beetle is killing SA’s trees. Here’s how to spot the signs
Cape Town residents have been urged to be on the lookout after an invasive beetle was spotted in Somerset West. The Polyphagous shot hole borer (PSHB) beetle is native to Asia and has a symbiotic relationship with ambrosial fungi, which kills trees. read more
Research identifies alternative uses for fly ash from pulp and paper mills
4 June, 2019
CSIR
CSIR researchers have found that fly ash, a by-product of the South African pulp and paper industry, can be used as a supplementary cementitious material in the production of cement concrete. The South African pulp and paper industry is under pressure to find alternative options... read more
Seeing the forest, not just the trees
4 June, 2019
Seeing the forest, not just the trees
Nature-based solutions such as ecosystem restoration will play an indispensable role in addressing climate change, but a strong economic case will need to be made to convince policymakers, investors and business leaders to place them higher on the agenda. read more

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