Statistics itself also provides tools for prediction and forecasting through statistical models. Environmental monitoring, environmental forecasting and environmental assessment complete the global environmental analysis. Commercial organizations use mathematics in accounting, inventory management, marketing, sales forecasting, and financial analysis. Forecasters perform research that uses empirical results to gauge the effectiveness of certain forecasting models. Using models of transport forecasting, planners are able to predict future transport patterns. The accounting department is responsible for the forecasting of budgets and cost performance reports. It is the principal agency responsible for meteorological observations, weather forecasting and seismology. Sustainability research examines climate change, natural disaster forecasting, and risk assessment. Designers have adopted futures methodologies including scenarios, trend forecasting, and futures research. Swarm prediction' has been used in the context of forecasting problems. Examples included most scientific simulations, weather forecasting, and molecular modeling. It is common for political scientists to attempt to predict elections via Political Forecasting methods. NEXRAD data also provides information about rainfall rate and aids in hydrological forecasting. This includes intelligence gathering, weather forecasting and communications systems. Upper air weather data is essential for weather forecasting and research.