
Read our May issue
Featuring a Focus on phosphorus and articles on universal precipitation drivers, contributions of soil mosses, collapsing eruption columns, and more.
Featuring a Focus on phosphorus and articles on universal precipitation drivers, contributions of soil mosses, collapsing eruption columns, and more.
Lightning can produce bioavailable nitrogen oxides, but it is unknown whether this was a substantial nutrient source for Earth’s earliest biosphere. Comparison of nitrogen isotope measurements from spark discharge experiments to those from the rock record suggests that lightning was likely not the main source of bioavailable nitrogen for the biosphere throughout most of Earth’s history.