Oups! This would help https://www.naturalearthdata.com/
Nicolas Cadieux https://gitlab.com/njacadieux > Le 19 sept. 2021 à 19:58, Nicolas Cadieux <[email protected]> a > écrit : > > Hi, > > Not sure what the resolution is but you could start with Naturel Earth Data. > I’m sure there must be other finer databases out there and others will > probably give you better answers. This one is, for the very least, > convenient. > > Nicolas Cadieux > https://gitlab.com/njacadieux > >>> Le 19 sept. 2021 à 08:02, Prvt Rsrchr | Jennifer Cluse >>> <[email protected]> a écrit : >>> >> G'day there, all, >> >> QGIS just discovered. Oh. Wow. >> >> Jennifer of Chermside Oz here, with two questions of a very generic nature. >> Sorry. >> >> Before I commit a big slice of my remaining life-span trying to mistress GIS >> via Q, can I ask: >> >> 1/ is Qgis in tandem with any known DB capable of providing me an >> accurate fine-grained result on the area of just the oceans, all of them, >> 360° round, that lie between the ancient Greeks Tropic zone, in my case >> either ±45° lat or ±50°. It's the granularity that I need. (2° grid good, >> tighter ideal.) >> >> 2/ if Yes, what would be your rough assessment of the time it would take >> for this tech-head, in Mac since Syst 0.9 ancient crone, who is not fluent >> in any code or language to pull out an answer, or >> >> 3/ again if Yes, and faster, is anyone willing to give this poor >> pensioner (cue the strings & harps) a price on your digging out this data? >> >> This because I believe that after 20 years of head scratching after the >> shock of first seeing the 200 year plot of CO2 in the atmosphere, and being >> an old radio tech recognizing a +ve feedback curve, think that with my 5th >> concept (four failures) I've gotten a winner that should stop ocean heating. >> >> Reflecting enough incoming insolation back out to level the EEI, and perhaps >> even reversing the heat build up. All done with 98% reflective buoys >> launched at strategic points onto passing currents, so they stay mostly in >> the Tropic zones. I need a scientifically valid referable source of accurate >> areas data to calc how many bouys are needed. All CC & open source, so not >> much followup cash flow. >> >> Hope someone can see a solution. Short of measuring my old 300mm inflatable >> home globe! >> Google Earth has proved accurate to establish gross areas (+0.3%, my >> measuring, 10° x 10° grids.) >> Need far better info, so as to not be dismissed out of hand. >> >> Cheers >> >> Jen >> >> Ms Jennifer Cluse 35 Reinhold Cres Chermside Qld 4032 Australia UTC+10 >> t: 07 3359 5352 (msg) Intl: +61 7 3359 5352 m: 0447 400 470 e: >> jencluse et iinet + net & au >> _______________________________________________ >> Qgis-user mailing list >> [email protected] >> List info: https://lists.osgeo.org/mailman/listinfo/qgis-user >> Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-user
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