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Wednesday, January 30, 2013
Brazil to inventory Amazon rainforest trees
Tuesday, September 18, 2012
Wonder fruit açaí transforming Amazon rainforest
The increased cultivation of açaí - the purple fruit that dangles from palms in the Brazilian rainforest and is touted by many celebrities as the number one superfood for ‘age-defying beauty’ - may be one of the reasons for the country’s staggering increase in forest cover over the past two decades, scientists said at the World Conservation Congress last week.
“It is actually replacing cattle pastures in certain areas of the Amazonian floodplain,” said Christine Padoch, director of forests and livelihoods research at the Center for International Forestry Research (CIFOR). She was speaking at a workshop organised by CIFOR and Bioversity on managing wild systems and species for global food security.
The Brazilian Amazon, covering 4.1 million square km, accounts for one third of the world’s remaining tropical forests. While deforestation fell by 76 percent between 2004 and 2010, the expansion of agribusiness into the country’s forest and grassland in recent years has seen swathes of forests transformed for agricultural and cattle ranching activities.
But in the estuary of the Amazon where açaí (pronounced ah-sigh-ee) is native, local farmers are transforming natural forests of the fruit so that they can meet global demand. In other cases they follow a shifting cultivation trajectory – that is selective clearing of natural forests (often leaving some trees) and planting of açaí trees while also managing natural regeneration.
It is actually replacing cattle pastures in certain areas of the Amazonian floodplain.
While all types of plantations may improve forest cover, smallholder management is better for biodiversity, says Padoch.
Monocultures are often pushed by external developers who believe mixed cultivation models cannot produce a high-enough yield to meet market demand.
“If açaí agroforests are managed by smallholders they tend to have many other species in there, because people use these areas to support their own livelihoods,” Padoch said.
“For example, farmers often also plant fast-growing timber species for construction and even small amounts of rice next to the açaí trees, because the estuarine area floods twice a day and the rice attracts fish for them to eat.
“This way of managing forests is a method that we really need to know more about,” she added, noting that may be especially true as the world tries to find ways to increase food production and income while preserving forests and biodiversity.
“This may be one piece of the puzzle that we have been ignoring up until now.”
INVISIBLE FOREST MANAGEMENT
The explosion of açaí on the international market as the chic miracle food (global sales are in the hundreds of millions) poses some important problems for local farmers who have managed these fruit trees for many millennia, said Padoch.
“People seem to think that although smallholders may know the area and resources, they don’t know how to manage and produce for a market.”
“There are lot of projects saying that ‘we’ve got to come in here and design management techniques,’ but it is hard to argue that we will know how to manage it better than the local people,” she said.
“In fact, these are areas that probably tend to be labelled in land-use plans as places where you can’t possibly do agriculture because it floods twice a day, but this is exactly where the local people can and are doing agriculture.”
“Even though this is somewhat of a new situation where the market has changed extremely, people still managed to respond to it largely using their own knowledge of this species and their own management techniques.”
In general, forest land is perceived as unproductive, says Eduardo Brondizio in his book The Amazonian Caboclo and the Açaí Palm: Forest Farmers in the Global Market. When tangible changes are made to land, the farmers who plant and tend the crops are recognised for their economic role and their asserted ownership of the land.
But açaí farmers who produce in forested areas are perceived as not transforming the land, so they are not recognised for their contribution and in many cases don’t have legal claim to the land.
“In fact, contrary to large portions of the Amazon, the forest farmer’s land has been transformed – without deforestation – in a productive way,” Brondizio said.
“It’s important to reframe the issue in a way that recognises their economic contributions and intensive forest management and planting techniques by referring to them as producers and not extravists.”
Padoch agrees, saying in this way, we can better recognise the economic potential of standing forests and ensure smallholder management of forests becomes visible.
“This is what we really want to focus on now - whether it is possible to work with smallholder forest management, not making this just something that follows conventional forestry ideas but follows these ideas of managing for ecosystem services and for food that have been around for a long time.”
This work is part of CIFOR’s research program on Forests, Trees and Agroforestry in smallholder production systems and markets.
This blog first appeared on the CIFOR website.
Monday, August 20, 2012
Today in Astonishment: The Amazon Rainforest Gets Half Its Nutrients From a Single, Tiny Spot in the Sahara
You might have thought about poison frogs or monkeys, but you've probably never stopped to wonder, "Where are all the nutrients that power this biotic explosion coming from?"
The answer is actually astonishing and delightful in that one-planet-one-love kind of way. As laid out in a 2006 paper that science writer Colin Schultz dug up, nearly half of the nutrients that power the Amazon come from a valley in the Sahara called the Bodélé depression.
At 17,100 square miles, the area is about a third of the size of Florida or 0.5 percent the size of the Amazon basin it supplies.
"This depression is a unique dust source due to its location at a bottle neck of two large magmatic formations that serves as a `wind lens', guiding and focusing the surface winds to the Bodélé," the authors, an international team of geologists, wrote.
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Saturday, August 18, 2012
Extinction Rates Hike In The Brazilian Forests
In 2007, the National Geographic shared the concerns the Amazon was facing:
During the past 40 years, close to 20 percent of the Amazon rain forest has been cut down—more than in all the previous 450 years since European colonization began. The percentage could well be far higher; the figure fails to account for selective logging, which causes significant damage but is less easily observable than clear-cuts. Scientists fear that an additional 20 percent of the trees will be lost over the next two decades. If that happens, the forest’s ecology will begin to unravel. Intact, the Amazon produces half its own rainfall through the moisture it releases into the atmosphere. Eliminate enough of that rain through clearing, and the remaining trees dry out and die. When desiccation is worsened by global warming, severe droughts raise the specter of wildfires that could ravage the forest. Such a drought afflicted the Amazon in 2005, reducing river levels as much as 40 feet and stranding hundreds of communities.Unfortunately, the news only gets worst. A recent study, which appeared in the journal Plos ONE, found that the rainforest which once was known for its biodiversity is currently the poster child of extinction. The biologists found that numbers to be shocking — for instance, only 767 populations of mammals of 3,528 still existed. Other species facing extinction include jaguars, lowland tapirs, woolly spider monkeys and giant anteaters.
The study states:
On average, forest patches retained 3.9 out of 18 potential species occupancies, and geographic ranges had contracted to 0–14.4% of their former distributions, including five large-bodied species that had been extirpated at a regional scale. Forest fragments were highly accessible to hunters and exposed to edge effects and fires, thereby severely diminishing the predictive power of species-area relationships[.]While the study brought bad news, it also shared some good news that shed light on how the biodiversity in the Amazon can be protected. The study found that the areas of the rainforest that have ecological protection also showed the highest rates of biodiversity. This means that all hope is not gone and that if we work towards protecting what is left, via hunting and constructions bans, of the rainforest then we still stand a chance to save the species that face extinction.
Original article: http://www.greenerideal.com/science/0817-extinction-in-the-brazilian-forests/
Wednesday, June 29, 2011
Amazon: a tale of two economies
The river runs thick and wide, lined on both sides by deep green rainforests. In the distance, vast, grey graceful curtains of rain float over the horizon. Rain fills the river with freshwater, carried over vast distances. At places it is eight kilometres wide, a veritable sea of fresh water. When clouds stop pouring, the sun soaks up the monsoon bounty – from the river and from the rainforests – and sends more rain. The circle of life plays over and over again. This is the mighty Amazon – the greatest of all river systems on Earth, and by far the most majestic.
This single system empties one-fifth of all the freshwater that flows into the world's oceans. If the Earth had lungs, they would be the Amazon rainforest. And if it had pulmonary arteries, they would be the Amazon and its many tributaries and branches.
Manaus, the capital of Amazonas state in Brazil, is located at the confluence of the Rio Negro and the Amazon. It is 1,450km up the Amazon from the Atlantic Ocean.
From Manaus, it takes six hours by boat to Tumbira, a small village with a school, a church, and a football field (the three institutions of rural Brazil). Tumbira is also home to the field centre of the Amazon Sustainability Foundation (FAS).
The Amazon is over 1km wide here, but above and beyond the visible river system is another, gigantic, invisible, "river" system. An estimated 20bn tonnes of water vapour is released every day by the Amazon rainforests. Animated satellite pictures show a constant global flow of airborne water vapour from the Amazon along the tropics, which scientists say is a source of rainfall not just for South America, but the world.
Both these river systems are at risk. A parliamentary amendment to the forest code is thought to have led to a rise in deforestation, and a spate of recent murders of environmental activists and small farmers has shocked the world.
Deforestation is often blamed on three vital groups of stakeholders: big local business, local people and consumers. These are the people who benefit from the fields and farms the Amazon rivers irrigate. Big local business can look after its own interests. Global governments representing foreign consumers of the Amazon's services are beginning to put money on the table – Norway has set an example by committing a $1bn to Brazil for REDD+. That leaves the weakest stakeholders – local people – who clearly do need support, and this is beginning to be organised.
A sustainable future for the Amazonas state and conservation of its remarkable rainforest river systems is no small challenge. It needs multiple efforts on multiple fronts.
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Wednesday, March 9, 2011
Rich Man Brazil
Eike Batista (No. 8)
Source: Mining, oil
Citizenship: Brazil
Brazil's richest man is gearing up to take over the world. Making a play for foreign investors, Batista announced this year the opening of an office in New York and his intention to list some of his companies on the London Stock Exchange.
Through his holding company, EBX, Batista controls businesses spanning mining, shipbuilding, energy, logistics, tourism and entertainment. After months of discussions, he was triumphant in February in taking control of Canadian gold outfit Ventana. Two-thirds of his fortune comes from OGX, the oil and gas exploration company he founded in 2007 and took public a year later. He says the company will start producing oil this year. In rare recent setback, his planned IPO for his shipbuilding business (OSX), meant to be the world's largest IPO in 2010, was a disappointment and has had a lukewarm reception in the Brazilian market.
The son of Brazil's revered former mining minister, who presided over mining giant Companhia Vale do Rio Doce, got his start in gold trading and mining. Onetime champion offshore powerboat racer; formerly married to Playboy cover girl. In media interviews he's been warning Carlos Slim Helú that he'll soon take his spot as the world's richest man, but he still has a ways to go.
Richest Man Brazil
Sunday, February 13, 2011
Anti aging rainforest fruits
The rainforest’s original inhabitants, the indigenous Indians, have been using the raw ingredients found in nature to heal, energize and improve their health and well-being. It may even have prolonged life.
The Western world is largely unaware of these rainforest treasures and their scientific benefits. But you are on the threshold of finding out what such discoveries can mean to you.
It will give you an advantage over others that are eating high-fat, high-carb diets that lead to obesity and a shortened lifespan. The life-giving juices and teas of the Amazon rainforest will make clear what the indigenous people of the Amazon have always known.
Anti aging rainforest fruits - Scientific background
The common factor in all the fruits, juices and teas of the Amazon is their content of antioxidants. Antioxidants are nature’s way of defending against chemicals and pollutants that threaten healthy cells every minute of the day. It is true of all living things, plants, animals and human beings.
Your body produces some antioxidants/enzymes quite naturally, but some can only be obtained from healthy foods.
Anti aging rainforest fruits - Antioxidant Enzymes
Naturally occurring enzymes perform billions of cell-saving operations in your body without exhausting themselves. Although your body will produce incredible amounts of antioxidant enzymes over your lifetime, it can be very slow to create new ones if your body is under siege. If your body is exposed to more pollutants than your antioxidant enzymes can destroy, your cells may be in trouble.
Certain fruits and plant-based foods contain antioxidants that your body can use over and above the body’s own antioxidant enzymes. For that reason it makes sense to consume a variety of the antioxidant rich botanicals every day. It is your body’s best defense against premature aging.
In addition to the antioxidant plants that you already know, grapes, blueberries, and green tea, here you will learn about some amazing rainforest plants poised to take the antioxidant world by storm.
There are fruits and teas that will give you energy and longer life - the ones from the rainforest. It is strange that they are not already well known in the Western world - why isn’t this already common knowledge? People in South America have used these plants for centuries, but the knowledge has been passed down from generation to generation orally - rather than in writing. This is particularly true among the people of the Amazon basin. Westerners simply have not had the opportunity to hear the stories.
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