provides solar-energy tools that calculate return on investment, calculate break-even,
and account for incentives in the calculation. They also include tools that
allow you to see a map showing people in your area who used the solar calculators, an incentive map, and
a map of installations. Try the following tool from Cooler Planet:
Database of State Incentives for Renewable
is a comprehensive source of information on state, local, utility, and
federal incentives and policies that promote renewable energy and energy
DEC Air Quality Index (AQI) Forecast for New York State
rates air quality in the state every day.
Energy Star Home Improvement Toolbox
can help you save money and energy when remodeling, repairing, or improving your home.
EPA Enforcement and Compliance History Online (ECHO)
provides fast, integrated searches of EPA and state data for 800,000+ regulated facilities. You can search for facilities, review state-by-state analytics and trends,
or review contextual reports and information.
EPA Household Carbon Footprint Calculator
allows you to estimate your current total household emissions; explore actions that you can take to reduce your greenhouse gas emissions, energy use, and waste disposal costs; and see how much you can save
(in dollars and emissions) by taking the actions that you chose.
EPA Map of Greenhouse Gas (GHG) Emissions from Large Facilities
provides data on emissions of carbon dioxide, methane, nitrous oxide, hydrofluorocarbons, perfluorocarbons, sulfur hexafluoride, and other gases.
FindSolar.Com Solar Estimator
provides a suite of interactive tools for researching the solar-power potential of your home or business; checking out federal, state, and local rebates and incentives; and researching the growth of solar
energy over the last decade.
alows you to find environmental information about your community: learn how bad the pollution is, where the toxic chemicals come from, what the health risks are, and more.
provides information on electronics—including energy-saving tips, where
to donate used electronics, repair and replacement tips, recycler
certifications, green purchasing, and more. Try the following tool from GreenerGadgets:
H20 Conserve’s Water Footprint Calculator
is an interactive tool that allows people to estimate their water use and then find out how to reduce their water footprint.
NASA's Surface Meteorology and Solar Energy Data
is a renewable-energy resource website sponsored by NASA's Earth Science Enterprise Program that contains over 200 satellite-derived meteorological and solar-energy parameters, monthly averaged from 10 years of data, and data tables for particular locations.
National Oceanic and Atmospheric Administration (NOAA) Solar Calculator
finds the sunrise, sunset, solar noon, and solar position for any place on Earth.
National Renewable Energy Laboratory (NREL) Photovoltaic Area Calculator
uses assumptions about land-area requirements for photovoltaic systems to
estimate total land-area requirements for a system of a given size after
subtracting the portion of PV that can be placed on rooftops of buildings.
National Renewable Energy Laboratory (NREL) PVWATTS
determines the energy production and cost savings of grid-connected photovoltaic
energy systems throughout the world. It allows homeowners, installers,
manufacturers, and researchers to easily develop estimates of the performance of
hypothetical photovoltaic installations.
National Renewable Energy Laboratory (NREL)
Renewable Energy Converter
performs basic calculations to covert electricity from renewable sources into
equivalent household energy needs and displaced emissions.
National Renewable Energy Laboratory (NREL) Renewable Energy Growth Calculator
projects future levels of renewable energy based on a starting value, growth
rate, and timeframe.
National Renewable Energy Laboratory (NREL) Renewable Resource Data Center (RReDC)
provides information on several types of renewable-energy resources in the United States in the form of publications, data, and maps.
National Renewable Energy Laboratory (NREL) Wind Farm Area Calculator
allows you to estimate land-area requirements for wind-power systems.
is a return-on-investment (ROI) calculator for photovoltaic (solar-power)
projects. You can freely specify all characteristics of the projects, including
different types of financing. The result is a cash-flow projection that is the
basis for four types of calculations.
RETScreen Renewable Energy Project Analysis Software
can be used to evaluate energy production, life-cycle costs, and reductions in greenhouse-gas emissions for various types of renewable-energy technologies.
provides information on how to lower your energy usage by properly insulating
SolarTribune Guide to Home Solar Panels
provides educational information on using solar panels for your home energy.
SolarTribune Guide to Solar Thermal Energy
provides educational information on using solar thermal systems.
SunWize Solar Calculator
estimates the costs, savings, and payback of a solar system.