what are the differences between greenfield and brownfield sites?

These sites explain the differences.

http://en.wikipedia.org/wiki/Greenfield_land

(Broken Link Removed)

thank you

You're welcome.

Greenfield and brownfield sites are terms frequently used in urban planning and development to describe two different types of land or property. Here are the differences between them:

1. Greenfield Sites:
Greenfield sites refer to areas of land that have not been previously developed or built upon. These sites are typically undeveloped, often agricultural or rural areas, with no existing buildings or infrastructure. Greenfield sites offer a blank canvas for developers to start new projects from scratch. They often require extensive planning and development to accommodate new construction.

To find specific examples of greenfield sites, you can:

a) Consult local urban planning or development agencies for identifying areas designated for development.
b) Review land use maps or zoning maps that show undeveloped or agricultural land.
c) Explore online real estate listings for vacant land or undeveloped plots.

2. Brownfield Sites:
Brownfield sites, on the other hand, refer to previously developed land or properties that are abandoned, derelict, or underutilized. These sites are typically located in urban or industrial areas and may have been used for commercial, industrial, or residential purposes in the past. Brownfield sites often require remediation and revitalization to remove any contamination or constraints before redevelopment can take place.

To find brownfield sites, you can:

a) Check with local government agencies that handle planning, redevelopment, or economic development. They may have information on identified brownfield sites.
b) Consult local environmental or health agencies that may have records of contaminated sites.
c) Research news articles or reports that highlight sites in need of revitalization.

It is important to note that the distinction between greenfield and brownfield sites is not always black and white. Some sites may fall in between the two categories, referred to as "greyfield" sites, which may have limited development or infrastructure.