The «holds list» for said work will number in the mid - to high hundreds easily. (publishingperspectives.com)
Turning up the heat seems to increase the rate at which the plants produce methane, Keppler says, which could explain why atmospheric levels of methane were high hundreds of thousands of years ago when global temperatures were balmy. (discovermagazine.com)
«This means that, although carbon dioxide concentrations were high hundreds of millions of years ago, the net warming effect of CO2 and sunlight was less. (newatlas.com)