Research

Primary research areas in Environmental Sciences & Engineering

Research in environmental sciences and engineering ranges from atmospheric sciences to microbiology, climate, oceanography, environmental chemistry, water management, and international environmental policy.

 Atmospheric Chemistry and Climate Modeling

Areas of Focus

  • Experimental and modeling studies in the stratosphere and troposphere of chemical and aerosol processes
  • Regional and global air pollution
  • Exchange of carbon dioxide and reactive gases with the biosphere
  • Effects of changes in atmospheric composition on climate

Researchers

Senior Research Fellows

Climate Dynamics and Physical Oceanography

Areas of Focus

  • Study of climate changes due to a rich set of nonlinear, chaotic interactions of the oceans, atmosphere, and biosphere
  • El-Niño's dynamics and chaos
  • Large-scale oceanic circulation: the thermohaline circulation, climate stability and variability, ocean and climate modeling
  • Paleo-climate dynamics: glacial-interglacial oscillations and Heinrich events
  • Combining oceanographic data and models through four dimensional variational data assimilation using the adjoint method

Researchers

Energy and Technology

Areas of Focus

  • Study of new, more efficient, and greener sources of energy

Researchers

Engineering and Economic Development

Areas of Focus

  • Consequences of population on natural resources development
  • Improved methods for managing natural resources and the environment
  • Development of indices of environmental quality and sustainable development
  • Relationship between transportation, land use, and environment in the developing world

Researchers

Environmental Chemistry

Areas of Focus

  • Understanding and quantifying the chemistry of surfaces in environmental chemical systems
  • Phase transitions of atmospheric particles
  • Dissolution and precipitation of minerals in aquatic environments
  • Chemical oxidation reactions and hydrophobic-to-hydrophilic aging of atmospheric organic aerosol particles
  • Atmospheric nanoparticles
  • Mineral surface photoelectrochemistry to reduce inorganic carbon and form the prebiotic soup

Researchers

Environmental Microbiology

Areas of Focus

  • Role of microorganisms both in causing environmental deterioration and in processes in which ecological degradation is controlled
  • Investigation of the microbial ecology of both natural and polluted environments
  • Assessment of the dominant microflora and its function in the maintenance of equilibrium in both natural and artificial environments

Researchers

Geomechanics

Areas of Focus

  • Problem of stressing, deformation, fluid permeation, fracture and flow as they arise in the earth sciences and in civil and environmental engineering
  • Lithospheric stressing
  • Mechanics and physics of earthquakes
  • Hydrologic processes
  • Granular flows
  • Pore-fluid interactions in the deformation and failure of earth materials

Researchers

Meteorology and Atmospheric Dynamics

Areas of Focus

  • Understanding and predicting atmosphere turbulence
  • Origin of cyclones and the vacillation of jet streams
  • Improving weather forecasting by developing statistically optimal forecast initialization methods while climate prediction is being improved by applying stochastic dynamics theory to make better statistical predictions
  • Determining the sensitivity of the atmospheric system to natural and antropogenic disturbances

Researchers

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Highlights

Projects

  • Harvard Environmental Chamber
    The Environmental Chamber is employed to generate secondary-organic-aerosol particles from precursor volatile-organic-carbon molecules under both batch and continuous-flow modes. (Scot Martin)

  • HIAPER, an advanced research aircraft (NSF Video)
    Aims to conduct real-time sampling of CO2 and other greenhouse gasses from pole-to-pole (Steve Wofsy)

  • Harvard Forest
    Since 1907 research and education have been the mission of the Harvard Forest, one of the oldest and most intensively studied forests in North America.

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