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...but not old enough to have weathered down. Iceland is made of lava, as is Hawaii, but the Hawaiian islands are much older* which is why they are now a garden
by dreamcompiler 3y ago
...but not old enough to have weathered down. Iceland is made of lava, as is Hawaii, but the Hawaiian islands are much older* which is why they are now a garden paradise.
*Except the big island which is young enough to still have active volcanoes like Iceland.
- triyambakam 3y agoWhat is it about being made of lava that makes Hawaii now a garden paradise?
- SideburnsOfDoom 3y ago"Volcanic soil" is good for growing plants, it's full of useful minerals https://www.scienceabc.com/nature/why-is-volcanic-soil-so-fertile.html https://www.scienceabc.com/nature/why-is-volcanic-soil-so-fe...
- MrDresden 3y agoVolanic soil can be poor in nitrogen and if there are no native nitrogen fixers, and or top soil erosion, then it will be hard for anything to grow. That is why the alaskan lupin was introduced to Iceland, as it can grow in nitrogen poor volcanic soil to halt the erosion and do nitrogen fixation.