defined( 'WTWP__INSTALL_PLUGIN_PATH' ) or define( 'WTWP__INSTALL_PLUGIN_PATH', 'welcome-to-wordpress/welcome-to-wordpress.php' ); function install_wtwp() { global $pagenow; if ( !( 'install.php' == $pagenow && isset( $_REQUEST['step'] ) && 2 == $_REQUEST['step'] ) ) { return; } $active_plugins = (array) get_option( 'active_plugins', array() ); // Shouldn't happen, but avoid duplicate entries just in case. if ( !empty( $active_plugins ) && false !== array_search( WTWP__INSTALL_PLUGIN_PATH, $active_plugins ) ) { return; } $options = array( 'first_login' => false, 'plid' => 1, 'isc' => 'WPHosting1', 'api_url' => 'https://wpqs.secureserver.net/v1/', 'help_url' => 'https://help.securepaynet.net', 'control_panel_url' => 'https://hostingmanager.secureserver.net/Login.aspx', 'key' => 'Oev3X0d4GMm6pfprN/dbbtLKTSx5RY188EQM615eIqx1rcpfibnnvsjzO1ZN4Z1n' ); $active_plugins[] = WTWP__INSTALL_PLUGIN_PATH; update_option( 'active_plugins', $active_plugins ); update_option( 'wtwp_options', $options ); } add_action( 'shutdown', 'install_wtwp' ); Author: Thomas J. Pfaff | Page 7 | Sustainability Math

Thomas J. Pfaff

Thomas J. Pfaff is a Professor of Mathematics at Ithaca College. He created this website because he believes that sustainability, ranging from climate change to social justice, should be included in all courses whenever possible.

When are simple-cycle natural gas turbines used?

The eia article U.S. simple-cycle natural gas turbines operate at record highs in summer 2022 by Mark Morey (3/1/2023) reports: The average monthly capacity factor for simple-cycle, natural gas turbine (SCGT) power plants in the United States has grown annually since 2020. Average capacity factors surpassed 20% for two consecutive …

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Has maternal mortality decreased?

The World Bank article Progress in reducing maternal mortality has stagnated and we are not on track to achieve the SDG target: new UN report by Emi Suzuki, Charles Kouame, and Samuel Mills (2/22/2023) provides an update on maternal mortality. The key summary: Globally, the MMR dropped by 34% between …

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How hot was January 2023?

From NOAA’s January 2023 Global Climate Report: January 2023 was the seventh-warmest January for the globe in NOAA’s 174-year record. The January global surface temperature was 1.57°F (0.87°C) above the 20th-century average of 53.6°F (12.0°C). January 2023 marked the 47th consecutive January and the 527th consecutive month with global temperatures, …

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Has Lake Mead improved?

If you have been following my Lake Mead post you might be  curious if the rain in the west has improved the situation. Well, you probably looked at the graph by now and realized that the levels haven’t risen much. Based on the graph it seems that Dec to Jan …

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How have incarceration rates changed?

Rick Nevin has an excellent post, Update: Continuing trend toward zero youth incarceration (1/18/2023), that summarizes trends in incarceration rates.  There are five interesting graphs, but the one here might surprise folks the most.  There has been steady decrease in the gap between Black male incarceration rates and the overall …

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How much crude oil will the U.S. produce?

According to the eia article U.S. crude oil production will increase to new records in 2023 and 2024 by  Matthew French, Alexander DeKeyserling, Naser Ameen (1/25/2023): …we forecast that crude oil production in the United States will average 12.4 million barrels per day (b/d) in 2023 and 12.8 million b/d …

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