Avaliação da biogeoquímica, hidrologia, clima e biodiversidade: problemas de escala. Bill Magnusson Instituto Nacional de Pesquisas da Amazônia (INPA)

Avaliação da biogeoquímica, Avaliação da biogeoquímica, hidrologia, clima e biodiversidade: hidrologia, clima e biodiversidade:

problemas de escala.problemas de escala.

Bill Magnusson Bill Magnusson

Instituto Nacional de Pesquisas da Amazônia (INPA)Instituto Nacional de Pesquisas da Amazônia (INPA)

http://ppbio.inpa.gov.br

Simplified model of interactions among fields in the PPBio.

GLORIA– Big changes, small scale.

Source: GLORIA web site

More biologists than species!

Photo source: GLORIA web site

Distribution of Brazil’s Long-Term Distribution of Brazil’s Long-Term

Ecological Research (LTER / PELD) sites.Ecological Research (LTER / PELD) sites.

Salati & Vose 1984 model

The legal Amazon covers an area that is

occupied by >100 40.000 km2 quadrats.

Reserva Ducke covers ~100 kmReserva Ducke covers ~100 km22 of tropical of tropical rain forest on the periphery of Manaus.rain forest on the periphery of Manaus.

Typical “Typical “terra firmeterra firme” forest, ” forest, Reserva Ducke.Reserva Ducke.

The major “habitat” in the forest is associated with height above the water table.

Most species and groups of species appear to be responding mainly to the gradient in depth to water table.

Psychotria na Reserva Ducke

Kinupp & Magnusson, J. Trop. Ecology 2005

Palmeiras de sub-bosque na Reserva DuckeCosta et al. J Veg Science 2008

Example of forest Example of forest biomass in Reserva biomass in Reserva

Ducke (Carolina Ducke (Carolina Castilho’s data).Castilho’s data).

Relationship between biomass change and soil Relationship between biomass change and soil in replicated integrated plots.in replicated integrated plots.

RAPELD field site ViruáRAPELD field site Viruá

The precision of SRTM may restrict modeling using HAND.

And the best precision may not be at the elevations most important to

organisms.

Br – 319Km 290

Subtle effects: What happens to aquatic systems in logged areas – data collected by Murilo Dias.

Annual production units, Madeira Mil, Annual production units, Madeira Mil, Itacoatiara.Itacoatiara.

Physico-chemical characteristics of the Physico-chemical characteristics of the streams before and 3 months after logging.streams before and 3 months after logging.

Composition of the fish community in Composition of the fish community in relation to time since logging.relation to time since logging.

Nectomys lasiurus (rodent): savannas de Alter do Chão.

Data: Albertina Lima, Viviane Layme & Bill Magnusson

Is the change in frequency of El Niño events sending it to local extinction?

Ecosystem processes: will rainfall affect decomposition?

Foto: Ricardo Braga-Neto

We know little about the vegetative biology of fungi, but there reproduction is strongly tied to rainfall.

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Low-rainfall periods (rainfall < 10 mm)

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Log(Rainfall) (partial)

Clay Content (partial)

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Low-rainfall periods (rainfall < 10 mm)

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Log(Rainfall) (partial)

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Low-rainfall periods (rainfall < 10 mm)

Mo

rph

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Log(Rainfall) (partial)

Clay Content (partial)

Data source: Ricardo Braga-Neto

Relative rainfall

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We biologists like to go out and play with organisms.

Foto montagem: Sonia Canto

But society values our work for other But society values our work for other reasons: how sustaqinable are reasons: how sustaqinable are

Amazõnian industries under climate Amazõnian industries under climate changechange??

Modern demands: forestry and carbon markets.

Foto: Regina LuizãoFoto: Lyn Branch

Biodiversity is many things.

How can we link diverse iniciatives?

TEAMTEAM: : Conservation Conservation InternationalInternational

100 ha100 ha

CTFSCTFS: : SmithsonianSmithsonian

50 ha50 ha

LBA: LBA: NASANASA

<50 ha<50 ha

Transectos Transectos para para

mamíferosmamíferos: : Carlos Peres Carlos Peres UNIVERSITY OF EAST ANGLIA UK UK

WCSWCS: : Wildlife Wildlife Conservation Conservation SocietySociety

OnçasOnças

3,600 ha3,600 ha

Across biologically and Across biologically and economically relevant scaleseconomically relevant scales??

http://ppbio.inpa.gov.br