Eyes in the Sky II > GIT Web Course > Module 1 > Week 4 > Getting to Know Giovanni

Week 4: Using Satellite Data to Study the Ocean

top of page

Getting to Know Giovanni

This week, you'll use Giovanni to create a visualization that you can use in your teaching. You will also use Giovanni to study chlorophyll concentration in Chesapeake Bay. Click here to open Giovanni in a new window. Use the information below to help you get acquainted with Giovanni and how it functions.

top of page

The Giovanni Interface

The interactive map tool allows you to choose any location in the world using a manual selection tool or by specifying a pre-defined area from a list of options. You can pan and zoom using the navigation tools, and add or remove boundaries and coordinate grid lines using the overlay tools.



Zoom in or out, and pan the map

Movie Icon
loading the player

top of page

Select an Area of Interest

The first step for using Giovanni is to select an area of interest in which you would like to explore data.

Movie Icon
loading the player

top of page

Set Parameters

After you've chosen the geographical area you want to study, choose the data you want to look at in the Parameters section. Ocean Color Giovanni data sets include: SeaWiFS data, MODIS-Aqua and MODIS-Terra' data (MODIS-Terra provides sea surface temperature data only), and "GSM" bio-optical products derived from SeaWiFS and MODIS-Aqua data. GSM stands for Garver-Siegel-Maritorena, the last names of the researchers who have provided the data products.

Movie Icon
loading the player

top of page

Set Temporal Boundaries

Set the beginning and end dates for the time period you wish to study.


top of page

Select Visualization Type

Giovanni gives you 12 different visualization options for your data, including animations, lat-lon maps, and time series plots.


Movie Icon
loading the player

top of page

Create a Giovanni Visualization for Your Own Use

Use Giovanni to generate a visualization that you could use in your own classroom.

top of page

Resources

top of page

Movies on this Page

How to download movies

top of page

Flash Video Versions

Download these versions to play on your computer. You'll need an appropriate movie player to view the file, such as Flash Player, Real Player (Mac / Win), or Adobe Media Player.

Movie Icon Giovanni Interface

Movie Icon Selecting an Area of Interest

Movie Icon Setting Parameters

Movie Icon Generating a Visualization

top of page

iPod Versions

Download these version to play on your iPod or iPhone.

Movie Icon Giovanni Interface

Movie Icon Selecting an Area of Interest

Movie Icon Setting Parameters

Movie Icon Generating a Visualization

top of page



« Previous Page      Next Page »