# NOT RUN {
# you must have an internet connection. This line queries the NOAA ETOPO1 database
# for data from North Atlantic, for a resolution of 10 minutes.
getNOAA.bathy(lon1=-20,lon2=-90,lat1=50,lat2=20, resolution=10) -> a
plot(a, image=TRUE, deep=-6000, shallow=0, step=1000)
# download speed for a matrix of 10 degrees x 10 degrees x 30 minutes
system.time(getNOAA.bathy(lon1=0,lon2=10,lat1=0,lat2=10, resolution=30))
# }
Run the code above in your browser using DataLab