@property<EOL><INDENT>def b(self):<DEDENT>
return self._b<EOL>
r"""the budyko transport parameter in unit
        :math:`\\frac{\\textrm{W}}{\\textrm{m}^2 \\textrm{K}}`

        :getter: returns the budyko transport parameter
        :setter: sets the budyko transport parameter
        :type: float