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  2. Arknights - Wikipedia

    en.wikipedia.org/wiki/Arknights

    Arknights players have created a number of internet resources and tools to assist in this effort. [6] Seasonal gameplay events introduce more complex but optional difficulties and handicaps, such as the game's semi-quarterly Contingency Contract. Players are awarded with resources and medals exclusive to these events.

  3. Resource rent - Wikipedia

    en.wikipedia.org/wiki/Resource_rent

    Scarcity rent is one of two costs the extraction of a finite resource imposes on society. The other is marginal extraction cost--the opportunity cost of resources employed in the extraction activity. Scarcity rent is the cost of "using up" a finite resource because benefits of the extracted resource are unavailable to future generations.

  4. Mineral resource estimation - Wikipedia

    en.wikipedia.org/wiki/Mineral_resource_estimation

    Mineral resource estimation is used to determine and define the ore tonnage and grade of a geological deposit, from the developed block model. There are different estimation methods used for different scenarios dependent upon the ore boundaries, geological deposit geometry, grade variability and the amount of time and money available.

  5. Reserves-to-production ratio - Wikipedia

    en.wikipedia.org/wiki/Reserves-to-production_ratio

    The reserve portion of the ratio is the amount of a resource known to exist in an area and to be economically recoverable (proven reserves). The production portion (denominator) of the ratio is the amount of resource produced in one year at the current rate. [1] RPR = (amount of known resource) / (amount used per year)

  6. Duckworth–Lewis–Stern method - Wikipedia

    en.wikipedia.org/wiki/Duckworth–Lewis–Stern...

    A rain delay at The Oval, England Scoreboard at Trent Bridge indicating that bad light has stopped play.. The Duckworth–Lewis–Stern method (DLS method or DLS) previously known as the Duckworth–Lewis method (D/L) is a mathematical formulation designed to calculate the target score (number of runs needed to win) for the team batting second in a limited overs cricket match interrupted by ...

  7. Net energy gain - Wikipedia

    en.wikipedia.org/wiki/Net_energy_gain

    A net energy gain is achieved by expending less energy acquiring a source of energy than is contained in the source to be consumed. That is =. Factors to consider when calculating NEG is the type of energy, the way energy is used and acquired, and the methods used to store or transport the energy.

  8. Al-Masih ad-Dajjal - Wikipedia

    en.wikipedia.org/wiki/Al-Masih_ad-Dajjal

    An image from a Falname made in India around 1610-1630, depicts Jesus fighting the Dajjal (right). Behind, the Mahdi with a veiled face.. Al-Masih ad-Dajjal (Arabic: الْمَسِيحُ الدَّجَّالُ, romanized: Al-Masih ad-Dajjal, lit.

  9. Wind resource assessment - Wikipedia

    en.wikipedia.org/wiki/Wind_resource_assessment

    Wind resource map for the Philippines, from the Global Wind Atlas. High resolution mapping of wind power resource potential has traditionally been carried out at the country level by government or research agencies, in part due to the complexity of the process and the intensive computing requirements involved.