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Chile is a long, narrow country located in the southwestern part of
South America that possesses a wide variety of ecosystems, ranging from
deserts in the north to temperate rainforests in the south. Chile's
forests are some of the most impressive of the world, ranging from
Chilean palm forests and Sclerophyllous
forests (composed of tree species adapted to drier climates), in
north-central Chile, to prehistoric araucaria forests, temperate
rainforests, and alerce forests— the “redwoods of the Andes”—to
the South. Almost every type of temperate forest native to the Southern
Hemisphere can be found in Chile. These forests are of great
ecological and conservation value. They store vast quantities of carbon
that contribute to global climate regulation, control flooding, purify
water, cycle nutrients and soil, and are home to numerous plant and
animal species, many of which can only be found there. At the local
level, native forests are important not only for biodiversity but also
as a source of timber, non-timber forest products, and fuel wood for
many rural communities.
Unfortunately,
it is not guaranteed that these forests will be conserved in the long
term. To maintain their natural levels of biodiversity, large
tracts of 'frontier forests' (tracts of mature forests or dense
timberline forests of at least 5,000 hectares, which are intact or only
slightly altered) must be conserved. In its latest study,
Chile's Frontier Forests: Conserving a Global Treasure, GFW Chile found
that of the roughly 30% of forests classified as frontier forests, only
a small area (27%) is protected. Most of these frontier forests
are in areas with steep slopes or located at high attitude. About 7% of
protected areas are private, and the government manages the rest within
parks, reserves, and as national monuments.
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Chile's
frontier forests today face several urgent threats, such as illegal
logging, conversion to plantations of exotic species, and unsustainable
management practices. Given these facts, current protection plans in
Chile are not sufficient to safeguard these valuable forests. In
the state's protected areas system, the SNASPE, forest types are poorly
represented, and reserve size in many regions is inadequate. For example, 84% of these protected areas are concentrated in Regions XI
and XII, regions with low human population densities and few
forest-related industrial developments. Aside from these areas,
only a small fraction of forest in the rest of the country is protected.
In
its study, GFW Chile has found that Regions VI and VII have lost all of
their frontier forests and contain mere fragments of undisturbed or
minimally altered native (non-plantation) forests, ranging in size from
6.25 to 5,000 hectares. Of these forests, only 1% is protected in
Region VI and only 15% in Region VII. This points to an urgent
need to increase protection of these remnants, as they represent unique
areas of original forest that are invaluable for the maintenance of
biodiversity and ecological processes, while serving as a genetic
reservoir for future restoration of these ecosystem types. We must
act quickly— once these areas are gone, they cannot be restored.
In
Region VIII, 17,000 hectares of frontier forest remain in a region with
the highest level of forestry plantation activities. With such
obvious threats, this region must be closely watched, given that, as in
Regions VI and VII, it holds the only remaining examples of forests that
once covered the central parts of the country. Region X has the
greatest proportion (43%) of frontier forests relative to its total
native forest area. This region almost exclusively houses the
extremely unique and vulnerable coastal mountain range forests.
These forests, which account for 7% of Chile's total frontier forest,
are among the most threatened, but are the least represented in the
protected areas systems. Unfortunately, plans for a new
government-sponsored coastal highway, which will increase fragmentation
of these forests, poses an additional threat.