Styled like a sports coupe, the bizarre hybrid - which has four wheels and two wings - builds speed along a runway before lifting into the air. The two-seater can release its retractable wings in ...

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Background hourly clean-air CO 2 as measured at Cape Grim. The blue hourly data represent thousands of individual measurements. To obtain clean air measurements, the data are filtered for only times ...

The primary and unequivocal driver of climate change since the 1850−1900 period is the accumulation of greenhouse gases in the atmosphere. Global mean surface warming throughout the 21st century will ...