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A landscape - as a scene, landschap, ecosystem, and socio-political territory - is a material assembly of moving entities, a dynamic medium which changes in quality and structure through the aggregate movements or actions of the things that constitute it. Unfortunately, as designers, planners, and land managers, we lack a concept of migration which would focus our attention on the dynamic moving whole. How can we effectively apply the concept of migration - again, patterned movement across space and time - to landscapes.

What models can we build upon. Briefly, I offer three strands of theory Barium Sulfate Oral Suspension (Varibar Thin Honey)- Multum practice that substantiate landscape migration as a real, material phenomenon. Ecology provides a fundamentally relational view of landscapes, focusing on the generative interactions between things and their environment.

Early ecological paradigms, which tended to privilege stability and linear progressions to sustained climax states, have been superseded by models that emphasize entropy, disturbance mechanisms, indeterminacy, and non-linear dynamics.

Landscape resilience - the degree to which a landscape can absorb and adapt to change without becoming something qualitatively different - is perhaps best expressed by the theory of adaptive change advanced info hcv Lance Gunderson and C.

Holling in Panarchy: Understanding Transformations in Human and Natural Systems. One example is forest fire suppression in the American West over the past century. We now understand garden cress seeds fire is an ecologically beneficial and regenerative force that periodically renews the landscape.

Conventional practices of fire suppression disrupt this process, leading to massive accumulations of woody matter, which burn catastrophically in huge releases.

Resilience theory instilled new rigor into practices of adaptive management, as it was one of the first constructs to demonstrate the need for landscapes to move pipeline biogen fluctuate over time. Designing for stasis is ineffective, if not impossible, as doing so tends to produce unintended migrations.

Landscapes are always on the move, so the real question is: Where are they going and to what effect. Ecologists, archaeologists, geographers, urbanists, and philosophers all comfortably speak of assemblages, whether they are talking about remains of buried civilizations, environmental associations of species, or the socio-material assembly of cities.

In geography and the social sciences, assemblage theory has been more effective than ecological models in analyzing dynamic spatial and political structures. Pohang, South Korea, on the Hyeongsan River. Things flow in and out of landscapes interchangeably, and their movements indeterminately affect the qualities of the whole. As such, landscapes are vibrant material ensembles in which agencies are fluidly and unevenly distributed within a spatial medium.

Examining landscapes along a historical trajectory, we can observe periods of stability as well as critical moments of change or bifurcation when the assemblage is ruptured and a new assemblage forms.

Here De Landa applies the Deleuzian term deterritorialization. We might also speak of landscape as a multiplicity, inherently plural, as theorist Rod Barnett does in explaining landscape emergence. Panarchy theory was developed as a tool to better assess how, where, and when to intervene in landscape performance, by stainless patterns and trajectories of movement and then actively tinkering with those trajectories.

Water, for example, exercises some of the most potent interactive capacities of all materials, and is thus critical to landscape structure. Understanding how landscapes are assembled is closely aligned with what we do as environmental designers and land managers. It also leads us to the critical and political question of choice. Which parts and processes of landscape do we choose to engage, and which courses of action do we take.

Agricultural and petroleum infrastructure near Denver City, Texas. We must be Barium Sulfate Oral Suspension (Varibar Thin Honey)- Multum of all apolitical infrastructural design schemes, which do not actually exist.

Who does the choosing, and who or what benefits. The design of Barium Sulfate Oral Suspension (Varibar Thin Honey)- Multum articulates - and, for a time, fixes - a particular material and socio-ecological construction Barium Sulfate Oral Suspension (Varibar Thin Honey)- Multum hiv combi roche landscape.

It thus determines how the landscape will move and behave in the future. Climate Change as Accelerated Migration The Anthropocene presents us with a quandary. The more influence we exert upon environments and the atmosphere, the more the earth surprises us by accelerating away from known states.

At the moment when the human role in ecological crisis is clear, Barium Sulfate Oral Suspension (Varibar Thin Honey)- Multum becomes impossible to hold Barium Sulfate Oral Suspension (Varibar Thin Honey)- Multum environment or nature at a distance, stranger as it is. Biologically, we have shuffled the locations of species throughout the world, creating diasporas of naturalized, exotic, and invasive entities, while also engendering the sixth great extinction. Draw in a breath.

The air you breathe today contains nearly 40 percent more carbon dioxide molecules than 18th century air. This is the largest change we have instigated yet. In fact, we can think of human-induced climate change as accelerated landscape migration. The movement of carbon induces a cascade of attendant motions, leading to rapid landscape change at scales we can perceive and experience. Every decade, biomes migrate approximately 3. Water melting near the poles redistributes itself throughout the oceans.

Rising seas and powerful storms transform and relocate coastlines. Dust storm on the dry bed of the Aral Sea, along the Kazakhstan-Uzbekistan border, 2010. As a report for the 2013 National Climate Assessment states:Range shifts will result in new community assemblages, new associations among species, and promote interactions among species that have not existed in the past. Changes in the spatial distribution and seasonal timing of flora and fauna within marine, aquatic, and terrestrial environments can result in trophic mismatches and asynchronies.

Under these regimens of accelerated change, even the notion of a species loses meaning, as observed in the emergence of vigorous hybrid fauna spawned by habitat shifts, such as the coyote-wolf, the lynx-bobcat, and the polar-grizzly bear. Design responses vary but generally fall into two broad categories: those that attempt to adapt to and engage with rapidly changing landscapes (resilience), and those that seek to counter or reverse processes of global warming through deliberate, large-scale intervention (geoengineering).

Among the former, we have examples such as the recent competition Rebuild by Design, which sponsored interdisciplinary design schemes to enhance resilience of the U. North Atlantic seaboard after Hurricane Sandy. Caribou migration routes and calving grounds, in relation to existing and proposed research stations.

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