Amazon fires may accelerate climate change

Scientists are convinced that continued destruction of the Amazon could push it toward a tipping point, entering a cycle of decline that would convert it from rainforest to savannah. According to climate researcher Carlos Nobre, the rate of deforestation beyond which irreversible change occurs is between 20 and 25 percent. Today, the rate of deforestation has been estimated at 15-17 percent. 

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The Science Times

Nanofibers from algae for filtering water

Scientists from Uppsala University in Sweden and Dhaka University in Bangladesh have worked together to find new uses for Pithophora algae. The researchers have documented excellent pathogen removal clearance for both waterborne bacteria and viruses with an efficiency of more than 99.999 percent. 

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Some regions of Chile are turning to desert

The worst drought in the last 60 years is rapidly leading to the desertification of entire regions in South America. The government has already declared emergency status, as drinking water for the population has become scarce. Lakes and reservoirs have already dried up. Copper production, the backbone of the Chilean economy, is also at risk.  

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Morning Star

A new study shows how much extra food is produced (and wasted)

Too much food and too much high-energy food, at a very high environmental cost. According to the researchers who published this new study in the journal Frontiers in Nutrition, increasing obesity rates are not the only problem: they pointed out that the waste of resources and the ecological cost due to an excessive consumption of foods have been ignored so far. Overeating takes place mostly in Europe and the USA. 

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35% of Nigeria is at risk of desertification

The Federal Ministry of the Environment revealed that 35 percent of the land has been affected by desertification with more areas still threatened. According to the Minister of Environment, Mahmud Mohammed, the means of livelihood of 40 million Nigerians in 11 federal states are threatened by soil degradation and desertification. 

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Rethinking the food system to tackle climate change

The way we produce, consume and discard food is no longer sustainable. A newly released UN climate change report confirms this and advocates the need to rethink the way we produce our food – and quickly – in order to avoid the most devastating impacts of global food production, including massive deforestation, biodiversity loss and accelerating climate change. 

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