No climate paradox under the faint early Sun

Earth & Environmental Sciences

• albedo 67%
• Archean 100%
• banded iron formation 46%
• calculation 19%
• climate 57%
• cloud condensation nucleus 44%
• early Earth 45%
• environmental conditions 27%
• freezing 31%
• geochemical cycle 50%
• greenhouse effect 41%
• greenhouse gas 92%
• history 19%
• hydrosphere 45%
• liquid 21%
• luminosity 85%
• magnetite 32%
• mineralogy 30%
• need 19%
• niche 33%
• oxide 26%
• sediment 17%
• surface temperature 29%
• tectonics 23%
• water 21%