UHERO

Sherilyn Hayashida

Who are Driving Electric Vehicles? An analysis of factors that affect EV adoption in Hawaii

Who are Driving Electric Vehicles? An analysis of factors that affect EV adoption in Hawaii

May 30, 2018

This study uses data on EV registrations by zipcode in Hawaii to analyze a variety of demographic and transportation factors that might affect EV adoption.…

Determinants of Residential Solar Photovoltaic Adoption

Determinants of Residential Solar Photovoltaic Adoption

February 7, 2018

Hawaii is a leader in distributed solar photovoltaic (PV) adoption. It has the highest rate of PV-based electricity penetration in the U.S. and rivals global…

Bringing together energy and climate change policy

Bringing together energy and climate change policy

December 4, 2017

By Sherilyn Wee We hear a lot about Hawaii’s Renewable Portfolio Standard (RPS) which requires 100% of the utilities’ net electricity sales to come from…

The Role of Policy and Peers in EV Adoption

The Role of Policy and Peers in EV Adoption

June 2, 2017

By Sherilyn Wee, Makena Coffman and Sumner LaCroix Electric vehicles (EVs) can be a cleaner means of transportation compared to cars with traditional gasoline engines.…

Sherilyn Wee recognized as Outstanding Student of the Year by the U.S. Department of Transportation

January 17, 2017

UHERO congratulates Sherilyn Wee on receiving an Outstanding Student of the Year award, presented by the U.S. Department of Transportation (DOT). Sherilyn was recognized in…

Estimating the Opportunity for Load-Shifting in Hawaii: An Analysis of Proposed Residential Time-of-Use Rates

August 2, 2016

Hawaii’s largest electric utility, Hawaiian Electric Company (HECO) and its subsidiaries recently proposed a Time of Use (TOU) pricing scheme for residential rates. The TOU…

Electric Vehicle Greenhouse Gas Emission Assessment for Hawaii

July 28, 2016

This study estimates greenhouse gas (GHG) emissions of electric vehicles (EVs) compared to that of other popular and similar cars in Hawaii, by county over…

A Status Update on Federal GHG Emissions Reduction Policy for Hawaii

A Status Update on Federal GHG Emissions Reduction Policy for Hawaii

January 4, 2016

By Paul Bernstein, Makena Coffman and Sherilyn Wee In early August, President Obama announced and the U.S. Environmental Protection Agency (EPA) released the final details…

Does PV Add Home Value?

Does PV Add Home Value?

October 19, 2015

By Sherilyn Wee Hawaii leads the nation with the highest per capita installation of solar photovoltaic (PV). High electricity rates—three times the national average, —a generous…