Which of the following is not true about observed changes in the hydrological cycle over recent decades? (select all that apply) The IPCC has determined that there is low confidence regarding the sign of trend in the magnitude and/or frequency of floods on a global scale. The amount of water vapor in the atmosphere, as measured by specific humidity, has increased as temperatures have warmed There is a clear increase in annual rainfall at nearly all locations around the world, due to warmer temperatures. The Hadley Cell circulation has expanded in the east-west direction, leading to more rainfall in the southeastern US. Which of the following can act as climate forcings by altering the Earth's albedo? (select all that apply) Deforestation for agriculture. Increases in atmospheric ozone concentrations. Human emissions of sulfur dioxide, leading to the production of sulfate aerosol. Changes in cloud properties, caused by changes in aerosol..

1. Which of the following is not true about observed changes in the hydrological cycle over recent
decades? (select all that apply) The IPCC has determined that there is low confidence regarding
the sign of trend in the magnitude and/or frequency of floods on a global scale. The amount of
water vapor in the atmosphere, as measured by specific humidity, has increased as temperatures
have warmed There is a clear increase in annual rainfall at nearly all locations around the world,
due to warmer temperatures. The Hadley Cell circulation has expanded in the east-west
direction, leading to more rainfall in the southeastern US. Which of the following can act as
climate forcings by altering the Earth's albedo? (select all that apply) Deforestation for
agriculture. Increases in atmospheric ozone concentrations. Human emissions of sulfur dioxide,
leading to the production of sulfate aerosol. Changes in cloud properties, caused by changes in
aerosol.